Screws - Countersunk– Page7 – Small Parts & Bearings

Thread Size (C)	Overall Length (L)	Material	Max Head Diameter	Max Head Height
Thread Size (C) 4-40 UNC (2.85mm)	Overall Length (L) 9.5 mm (Equiv. 0.374 in.)	Material 304 Stainless	Max Head Diameter 5.38 mm	Max Head Height 1.70 mm
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80 Type: Countersunk / Philips Category: Screws - Countersunk - Phillips
Part Number: SK028C-010-PH-S4 (PK-100) Countersunk Screws - 4-40 UNC - 2.85mm - 9.5 mm - 304 Stainless Phillips Screw 3 units (300 pcs) Available Now \| Further orders can be expected around Sat, Dec 20, 2025 Regular price $3.95 AUD Regular price ~~$7.48 AUD~~ Sale price $3.95 AUD Unit price per Priced, Stocked and Sold Per 100 Units Excludes GST and overseas Taxes & Duties Quantity Required 3 units (300 pcs) Available Now. Backorder if more than 3.
Thread Size (C)	Overall Length (L)	Material	Max Head Diameter	Indicative Image
Thread Size (C) 4-40 UNC (2.85mm)	Overall Length (L) 9.5 mm (Equiv. 0.374 in.)	Material 304 Stainless	Max Head Diameter 5.38 mm
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80 Max Head Height: 1.70 mm Type: Countersunk / Philips Category: Screws - Countersunk - Phillips
Part Number: SK028C-010-PH-S4 (PK-100) Countersunk Screws - 4-40 UNC - 2.85mm - 9.5 mm - 304 Stainless Phillips Screw 3 units (300 pcs) Available Now \| Further orders can be expected around Sat, Dec 20, 2025 Regular price $3.95 AUD Regular price ~~$7.48 AUD~~ Sale price $3.95 AUD Unit price per Priced, Stocked and Sold Per 100 Units Excludes GST and overseas Taxes & Duties Quantity Required 3 units (300 pcs) Available Now. Backorder if more than 3.
SK028C-010-PH-S4 (PK-100) --- Countersunk Screws - 4-40 UNC - 2.85mm - 9.5 mm - 304 Stainless Phillips Screw Sale SK028C-010-PH-S4 (PK-100) --- Countersunk Screws - 4-40 UNC - 2.85mm - 9.5 mm - 304 Stainless Phillips Screw Regular price $3.95 AUD Regular price ~~$7.48 AUD~~ Sale price $3.95 AUD Unit price per Priced, Stocked and Sold Per 100 Units Excludes GST and overseas Taxes & Duties 3 Available Now Sale
Thread Size (C) 4-40 UNC (2.85mm)	Overall Length (L) 9.5 mm _{+ 0.0 / - 0.76} (Equiv. 0.374 in.)	Material 304 Stainless	Max Head Diameter 6.5 mm	Max Head Height 2.1 mm
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80 Type: 1.59 (1/16) Category: Screws - Countersunk - Socket
Part Number: SK028C-010-SK-S4 (PK-50) Countersunk Screws - 4-40 UNC - 2.85mm - 9.5 mm - 304 Stainless Socket Screw 1 pack (50 pcs) Available Now \| Further orders can be expected around Sat, Dec 20, 2025 Regular price $4.14 AUD Regular price ~~$7.74 AUD~~ Sale price $4.14 AUD Unit price per Priced, Stocked and Sold Per 50 Units Excludes GST and overseas Taxes & Duties Quantity Required 1 pack (50 pcs) Available Now. Backorder if more than 1.
Thread Size (C) 4-40 UNC (2.85mm)	Overall Length (L) 9.5 mm _{+ 0.0 / - 0.76} (Equiv. 0.374 in.)	Material 304 Stainless	Max Head Diameter 6.5 mm
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80 Max Head Height: 2.1 mm Type: 1.59 (1/16) Category: Screws - Countersunk - Socket
Part Number: SK028C-010-SK-S4 (PK-50) Countersunk Screws - 4-40 UNC - 2.85mm - 9.5 mm - 304 Stainless Socket Screw 1 pack (50 pcs) Available Now \| Further orders can be expected around Sat, Dec 20, 2025 Regular price $4.14 AUD Regular price ~~$7.74 AUD~~ Sale price $4.14 AUD Unit price per Priced, Stocked and Sold Per 50 Units Excludes GST and overseas Taxes & Duties Quantity Required 1 pack (50 pcs) Available Now. Backorder if more than 1.
SK028C-010-SK-S4 (PK-50) --- Countersunk Screws - 4-40 UNC - 2.85mm - 9.5 mm - 304 Stainless Socket Screw Sale SK028C-010-SK-S4 (PK-50) --- Countersunk Screws - 4-40 UNC - 2.85mm - 9.5 mm - 304 Stainless Socket Screw Regular price $4.14 AUD Regular price ~~$7.74 AUD~~ Sale price $4.14 AUD Unit price per Priced, Stocked and Sold Per 50 Units Excludes GST and overseas Taxes & Duties 1 Available Now Sale
Thread Size (C) 4-40 UNC (2.85mm)	Overall Length (L) 9.5 mm _{+ 0.0 / - 0.76} (Equiv. 0.374 in.)	Material High Tensile Steel / Black Oxide	Max Head Diameter 6.5 mm	Max Head Height 2.1 mm
Material: High Tensile Steel Black Oxide Type: 1.59 (1/16) Category: Screws - Countersunk - Socket
Part Number: SK028C-010-SK-C (PK-10) Countersunk Screws - 4-40 UNC - 2.85mm - 9.5 mm - High Tensile Steel / Black Oxide Socket Screw 9 units (90 pcs) Available Now \| Further orders can be expected around Sat, Dec 20, 2025 Regular price $2.59 AUD Regular price ~~$4.81 AUD~~ Sale price $2.59 AUD Unit price per Priced, Stocked and Sold Per 10 Units Excludes GST and overseas Taxes & Duties Quantity Required 9 units (90 pcs) Available Now. Backorder if more than 9.
Thread Size (C) 4-40 UNC (2.85mm)	Overall Length (L) 9.5 mm _{+ 0.0 / - 0.76} (Equiv. 0.374 in.)	Material High Tensile Steel / Black Oxide	Max Head Diameter 6.5 mm
Material: High Tensile Steel Black Oxide Max Head Height: 2.1 mm Type: 1.59 (1/16) Category: Screws - Countersunk - Socket
Part Number: SK028C-010-SK-C (PK-10) Countersunk Screws - 4-40 UNC - 2.85mm - 9.5 mm - High Tensile Steel / Black Oxide Socket Screw 9 units (90 pcs) Available Now \| Further orders can be expected around Sat, Dec 20, 2025 Regular price $2.59 AUD Regular price ~~$4.81 AUD~~ Sale price $2.59 AUD Unit price per Priced, Stocked and Sold Per 10 Units Excludes GST and overseas Taxes & Duties Quantity Required 9 units (90 pcs) Available Now. Backorder if more than 9.
SK028C-010-SK-C (PK-10) --- Countersunk Screws - 4-40 UNC - 2.85mm - 9.5 mm - High Tensile Steel / Black Oxide Socket Screw Sale SK028C-010-SK-C (PK-10) --- Countersunk Screws - 4-40 UNC - 2.85mm - 9.5 mm - High Tensile Steel / Black Oxide Socket Screw Regular price $2.59 AUD Regular price ~~$4.81 AUD~~ Sale price $2.59 AUD Unit price per Priced, Stocked and Sold Per 10 Units Excludes GST and overseas Taxes & Duties 9 Available Now Sale
Thread Size (C) 4-40 UNC (2.85mm)	Overall Length (L) 9.5 mm (Equiv. 0.374 in.)	Material Nylon (Zytel 101)	Max Head Diameter 5.38 mm	Max Head Height 1.70 mm
Material: Nylon (Polyamide 6/6) Type: Countersunk / Slotted Category: Screws - Countersunk - Slotted Deleted Item. Available while stocks last.
Part Number: SK028C-010-SL-N (PK-10) Countersunk Screws - 4-40 UNC - 2.85mm - 9.5 mm - Nylon - Zytel 101 - Slotted Screw 9 units (90 pcs) Available Now \| Item Discontinued - Up to 9 may be ordered online. No backorders. Please contact us if you need a larger quantity Regular price $8.00 AUD Regular price ~~$15.20 AUD~~ Sale price $8.00 AUD Unit price per Priced, Stocked and Sold Per 10 Units Excludes GST and overseas Taxes & Duties Quantity Required 9 units (90 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thread Size (C) 4-40 UNC (2.85mm)	Overall Length (L) 9.5 mm (Equiv. 0.374 in.)	Material Nylon (Zytel 101)	Max Head Diameter 5.38 mm
Material: Nylon (Polyamide 6/6) Max Head Height: 1.70 mm Type: Countersunk / Slotted Category: Screws - Countersunk - Slotted Deleted Item. Available while stocks last.
Part Number: SK028C-010-SL-N (PK-10) Countersunk Screws - 4-40 UNC - 2.85mm - 9.5 mm - Nylon - Zytel 101 - Slotted Screw 9 units (90 pcs) Available Now \| Item Discontinued - Up to 9 may be ordered online. No backorders. Please contact us if you need a larger quantity Regular price $8.00 AUD Regular price ~~$15.20 AUD~~ Sale price $8.00 AUD Unit price per Priced, Stocked and Sold Per 10 Units Excludes GST and overseas Taxes & Duties Quantity Required 9 units (90 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
SK028C-010-SL-N (PK-10) --- Countersunk Screws - 4-40 UNC - 2.85mm - 9.5 mm - Nylon - Zytel 101 - Slotted Screw Sale SK028C-010-SL-N (PK-10) --- Countersunk Screws - 4-40 UNC - 2.85mm - 9.5 mm - Nylon - Zytel 101 - Slotted Screw Regular price $8.00 AUD Regular price ~~$15.20 AUD~~ Sale price $8.00 AUD Unit price per Priced, Stocked and Sold Per 10 Units Excludes GST and overseas Taxes & Duties 9 Available Now Sale
Thread Size (C) 4-40 UNC (2.85mm)	Overall Length (L) 12.7 mm (Equiv. 0.5 in.)	Material 304 Stainless	Max Head Diameter 5.38 mm	Max Head Height 1.70 mm
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80 Type: Countersunk / Philips Category: Screws - Countersunk - Phillips
Part Number: SK028C-013-PH-S4 (PK-100) Countersunk Screws - 4-40 UNC - 2.85mm - 12.7 mm - 304 Stainless Phillips Screw Out of Stock \| Backorder Now \| Orders can be expected around Sat, Dec 20, 2025 Regular price $12.68 AUD Regular price Sale price $12.68 AUD Unit price per Priced, Stocked and Sold Per 100 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Thread Size (C) 4-40 UNC (2.85mm)	Overall Length (L) 12.7 mm (Equiv. 0.5 in.)	Material 304 Stainless	Max Head Diameter 5.38 mm
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80 Max Head Height: 1.70 mm Type: Countersunk / Philips Category: Screws - Countersunk - Phillips
Part Number: SK028C-013-PH-S4 (PK-100) Countersunk Screws - 4-40 UNC - 2.85mm - 12.7 mm - 304 Stainless Phillips Screw Out of Stock \| Backorder Now \| Orders can be expected around Sat, Dec 20, 2025 Regular price $12.68 AUD Regular price Sale price $12.68 AUD Unit price per Priced, Stocked and Sold Per 100 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
SK028C-013-PH-S4 (PK-100) --- Countersunk Screws - 4-40 UNC - 2.85mm - 12.7 mm - 304 Stainless Phillips Screw SK028C-013-PH-S4 (PK-100) --- Countersunk Screws - 4-40 UNC - 2.85mm - 12.7 mm - 304 Stainless Phillips Screw Regular price $12.68 AUD Regular price Sale price $12.68 AUD Unit price per Priced, Stocked and Sold Per 100 Units Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
Thread Size (C) 4-40 UNC (2.85mm)	Overall Length (L) 12.7 mm _{+ 0.0 / - 0.76} (Equiv. 0.5 in.)	Material 304 Stainless	Max Head Diameter 6.5 mm	Max Head Height 2.1 mm
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80 Type: 1.59 (1/16) Category: Screws - Countersunk - Socket
Part Number: SK028C-013-SK-S4 (PK-20) Countersunk Screws - 4-40 UNC - 2.85mm - 12.7 mm - 304 Stainless Socket Screw 4 units (80 pcs) Available Now \| Further orders can be expected around Sat, Dec 20, 2025 Regular price $2.32 AUD Regular price ~~$4.27 AUD~~ Sale price $2.32 AUD Unit price per Priced, Stocked and Sold Per 20 Units Excludes GST and overseas Taxes & Duties Quantity Required 4 units (80 pcs) Available Now. Backorder if more than 4.
Thread Size (C) 4-40 UNC (2.85mm)	Overall Length (L) 12.7 mm _{+ 0.0 / - 0.76} (Equiv. 0.5 in.)	Material 304 Stainless	Max Head Diameter 6.5 mm
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80 Max Head Height: 2.1 mm Type: 1.59 (1/16) Category: Screws - Countersunk - Socket
Part Number: SK028C-013-SK-S4 (PK-20) Countersunk Screws - 4-40 UNC - 2.85mm - 12.7 mm - 304 Stainless Socket Screw 4 units (80 pcs) Available Now \| Further orders can be expected around Sat, Dec 20, 2025 Regular price $2.32 AUD Regular price ~~$4.27 AUD~~ Sale price $2.32 AUD Unit price per Priced, Stocked and Sold Per 20 Units Excludes GST and overseas Taxes & Duties Quantity Required 4 units (80 pcs) Available Now. Backorder if more than 4.
SK028C-013-SK-S4 (PK-20) --- Countersunk Screws - 4-40 UNC - 2.85mm - 12.7 mm - 304 Stainless Socket Screw Sale SK028C-013-SK-S4 (PK-20) --- Countersunk Screws - 4-40 UNC - 2.85mm - 12.7 mm - 304 Stainless Socket Screw Regular price $2.32 AUD Regular price ~~$4.27 AUD~~ Sale price $2.32 AUD Unit price per Priced, Stocked and Sold Per 20 Units Excludes GST and overseas Taxes & Duties 4 Available Now Sale
Thread Size (C) 4-40 UNC (2.85mm)	Overall Length (L) 12.7 mm _{+ 0.0 / - 0.76} (Equiv. 0.5 in.)	Material High Tensile Steel / Black Oxide	Max Head Diameter 6.5 mm	Max Head Height 2.1 mm
Material: High Tensile Steel Black Oxide Type: 1.59 (1/16) Category: Screws - Countersunk - Socket
Part Number: SK028C-013-SK-C (PK-100) Countersunk Screws - 4-40 UNC - 2.85mm - 12.7 mm - High Tensile Steel / Black Oxide Socket Screw Out of Stock \| Backorder Now \| Orders can be expected around Sat, Dec 20, 2025 Regular price $59.95 AUD Regular price Sale price $59.95 AUD Unit price per Priced, Stocked and Sold Per 100 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Thread Size (C) 4-40 UNC (2.85mm)	Overall Length (L) 12.7 mm _{+ 0.0 / - 0.76} (Equiv. 0.5 in.)	Material High Tensile Steel / Black Oxide	Max Head Diameter 6.5 mm
Material: High Tensile Steel Black Oxide Max Head Height: 2.1 mm Type: 1.59 (1/16) Category: Screws - Countersunk - Socket
Part Number: SK028C-013-SK-C (PK-100) Countersunk Screws - 4-40 UNC - 2.85mm - 12.7 mm - High Tensile Steel / Black Oxide Socket Screw Out of Stock \| Backorder Now \| Orders can be expected around Sat, Dec 20, 2025 Regular price $59.95 AUD Regular price Sale price $59.95 AUD Unit price per Priced, Stocked and Sold Per 100 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
SK028C-013-SK-C (PK-100) --- Countersunk Screws - 4-40 UNC - 2.85mm - 12.7 mm - High Tensile Steel / Black Oxide Socket Screw SK028C-013-SK-C (PK-100) --- Countersunk Screws - 4-40 UNC - 2.85mm - 12.7 mm - High Tensile Steel / Black Oxide Socket Screw Regular price $59.95 AUD Regular price Sale price $59.95 AUD Unit price per Priced, Stocked and Sold Per 100 Units Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
Thread Size (C) 4-40 UNC (2.85mm)	Overall Length (L) 12.7 mm (Equiv. 0.5 in.)	Material Nylon (Zytel 101)	Max Head Diameter 5.38 mm	Max Head Height 1.70 mm
Material: Nylon (Polyamide 6/6) Type: Countersunk / Slotted Category: Screws - Countersunk - Slotted Deleted Item. Available while stocks last.
Part Number: SK028C-013-SL-N (PK-10) Countersunk Screws - 4-40 UNC - 2.85mm - 12.7 mm - Nylon - Zytel 101 - Slotted Screw 7 units (70 pcs) Available Now \| Item Discontinued - Up to 7 may be ordered online. No backorders. Please contact us if you need a larger quantity Regular price $8.00 AUD Regular price ~~$15.20 AUD~~ Sale price $8.00 AUD Unit price per Priced, Stocked and Sold Per 10 Units Excludes GST and overseas Taxes & Duties Quantity Required 7 units (70 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thread Size (C) 4-40 UNC (2.85mm)	Overall Length (L) 12.7 mm (Equiv. 0.5 in.)	Material Nylon (Zytel 101)	Max Head Diameter 5.38 mm
Material: Nylon (Polyamide 6/6) Max Head Height: 1.70 mm Type: Countersunk / Slotted Category: Screws - Countersunk - Slotted Deleted Item. Available while stocks last.
Part Number: SK028C-013-SL-N (PK-10) Countersunk Screws - 4-40 UNC - 2.85mm - 12.7 mm - Nylon - Zytel 101 - Slotted Screw 7 units (70 pcs) Available Now \| Item Discontinued - Up to 7 may be ordered online. No backorders. Please contact us if you need a larger quantity Regular price $8.00 AUD Regular price ~~$15.20 AUD~~ Sale price $8.00 AUD Unit price per Priced, Stocked and Sold Per 10 Units Excludes GST and overseas Taxes & Duties Quantity Required 7 units (70 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
SK028C-013-SL-N (PK-10) --- Countersunk Screws - 4-40 UNC - 2.85mm - 12.7 mm - Nylon - Zytel 101 - Slotted Screw Sale SK028C-013-SL-N (PK-10) --- Countersunk Screws - 4-40 UNC - 2.85mm - 12.7 mm - Nylon - Zytel 101 - Slotted Screw Regular price $8.00 AUD Regular price ~~$15.20 AUD~~ Sale price $8.00 AUD Unit price per Priced, Stocked and Sold Per 10 Units Excludes GST and overseas Taxes & Duties 7 Available Now Sale
Thread Size (C) 4-40 UNC (2.85mm)	Overall Length (L) 12.7 mm (Equiv. 0.5 in.)	Material Zinc Plated	Max Head Diameter 5.38 mm	Max Head Height 2.1 mm
Material: Steel Zinc Plated Type: Countersunk / Philips Category: Screws - Countersunk - Phillips Deleted Item. Available while stocks last.
Part Number: SK028C-013-PH-CZ (PK-20) Countersunk Screws - 4-40 UNC - 2.85mm - 12.7 mm - Zinc Plated Phillips Screw 9 units (180 pcs) Available Now \| Item Discontinued - Up to 9 may be ordered online. No backorders. Please contact us if you need a larger quantity Regular price $3.64 AUD Regular price ~~$11.48 AUD~~ Sale price $3.64 AUD Unit price per Priced, Stocked and Sold Per 20 Units Excludes GST and overseas Taxes & Duties Quantity Required 9 units (180 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thread Size (C) 4-40 UNC (2.85mm)	Overall Length (L) 12.7 mm (Equiv. 0.5 in.)	Material Zinc Plated	Max Head Diameter 5.38 mm
Material: Steel Zinc Plated Max Head Height: 2.1 mm Type: Countersunk / Philips Category: Screws - Countersunk - Phillips Deleted Item. Available while stocks last.
Part Number: SK028C-013-PH-CZ (PK-20) Countersunk Screws - 4-40 UNC - 2.85mm - 12.7 mm - Zinc Plated Phillips Screw 9 units (180 pcs) Available Now \| Item Discontinued - Up to 9 may be ordered online. No backorders. Please contact us if you need a larger quantity Regular price $3.64 AUD Regular price ~~$11.48 AUD~~ Sale price $3.64 AUD Unit price per Priced, Stocked and Sold Per 20 Units Excludes GST and overseas Taxes & Duties Quantity Required 9 units (180 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
SK028C-013-PH-CZ (PK-20) --- Countersunk Screws - 4-40 UNC - 2.85mm - 12.7 mm - Zinc Plated Phillips Screw Sale SK028C-013-PH-CZ (PK-20) --- Countersunk Screws - 4-40 UNC - 2.85mm - 12.7 mm - Zinc Plated Phillips Screw Regular price $3.64 AUD Regular price ~~$11.48 AUD~~ Sale price $3.64 AUD Unit price per Priced, Stocked and Sold Per 20 Units Excludes GST and overseas Taxes & Duties 9 Available Now Sale
Thread Size (C) 4-40 UNC (2.85mm)	Overall Length (L) 15.9 mm (Equiv. 0.626 in.)	Material 304 Stainless	Max Head Diameter 5.38 mm	Max Head Height 1.70 mm
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80 Type: Countersunk / Slotted Category: Screws - Countersunk - Slotted Deleted Item. Available while stocks last.
Part Number: SK028C-016-SL-S4 (PK-22) Countersunk Screws - 4-40 UNC - 2.85mm - 15.9 mm - 304 Stainless Slotted Screw 1 pack (22 pcs) Available Now \| Item Discontinued - Up to 1 may be ordered online. No backorders. Please contact us if you need a larger quantity Regular price $4.40 AUD Regular price ~~$8.36 AUD~~ Sale price $4.40 AUD Unit price per Priced, Stocked and Sold Per 22 Units Excludes GST and overseas Taxes & Duties Quantity Required 1 pack (22 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thread Size (C) 4-40 UNC (2.85mm)	Overall Length (L) 15.9 mm (Equiv. 0.626 in.)	Material 304 Stainless	Max Head Diameter 5.38 mm
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80 Max Head Height: 1.70 mm Type: Countersunk / Slotted Category: Screws - Countersunk - Slotted Deleted Item. Available while stocks last.
Part Number: SK028C-016-SL-S4 (PK-22) Countersunk Screws - 4-40 UNC - 2.85mm - 15.9 mm - 304 Stainless Slotted Screw 1 pack (22 pcs) Available Now \| Item Discontinued - Up to 1 may be ordered online. No backorders. Please contact us if you need a larger quantity Regular price $4.40 AUD Regular price ~~$8.36 AUD~~ Sale price $4.40 AUD Unit price per Priced, Stocked and Sold Per 22 Units Excludes GST and overseas Taxes & Duties Quantity Required 1 pack (22 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
SK028C-016-SL-S4 (PK-22) --- Countersunk Screws - 4-40 UNC - 2.85mm - 15.9 mm - 304 Stainless Slotted Screw Sale SK028C-016-SL-S4 (PK-22) --- Countersunk Screws - 4-40 UNC - 2.85mm - 15.9 mm - 304 Stainless Slotted Screw Regular price $4.40 AUD Regular price ~~$8.36 AUD~~ Sale price $4.40 AUD Unit price per Priced, Stocked and Sold Per 22 Units Excludes GST and overseas Taxes & Duties 1 Available Now Sale
Thread Size (C) 4-40 UNC (2.85mm)	Overall Length (L) 15.9 mm (Equiv. 0.626 in.)	Material 304 Stainless	Max Head Diameter 5.38 mm	Max Head Height 1.70 mm
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80 Type: Countersunk / Philips Category: Screws - Countersunk - Phillips
Part Number: SK028C-016-PH-S4 (PK-100) Countersunk Screws - 4-40 UNC - 2.85mm - 15.9 mm - 304 Stainless Phillips Screw Out of Stock \| Backorder Now \| Orders can be expected around Sat, Dec 20, 2025 Regular price $13.68 AUD Regular price Sale price $13.68 AUD Unit price per Priced, Stocked and Sold Per 100 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Thread Size (C) 4-40 UNC (2.85mm)	Overall Length (L) 15.9 mm (Equiv. 0.626 in.)	Material 304 Stainless	Max Head Diameter 5.38 mm
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80 Max Head Height: 1.70 mm Type: Countersunk / Philips Category: Screws - Countersunk - Phillips
Part Number: SK028C-016-PH-S4 (PK-100) Countersunk Screws - 4-40 UNC - 2.85mm - 15.9 mm - 304 Stainless Phillips Screw Out of Stock \| Backorder Now \| Orders can be expected around Sat, Dec 20, 2025 Regular price $13.68 AUD Regular price Sale price $13.68 AUD Unit price per Priced, Stocked and Sold Per 100 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
SK028C-016-PH-S4 (PK-100) --- Countersunk Screws - 4-40 UNC - 2.85mm - 15.9 mm - 304 Stainless Phillips Screw SK028C-016-PH-S4 (PK-100) --- Countersunk Screws - 4-40 UNC - 2.85mm - 15.9 mm - 304 Stainless Phillips Screw Regular price $13.68 AUD Regular price Sale price $13.68 AUD Unit price per Priced, Stocked and Sold Per 100 Units Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
Thread Size (C) 4-40 UNC (2.85mm)	Overall Length (L) 15.9 mm _{+ 0.0 / - 0.76} (Equiv. 0.626 in.)	Material 304 Stainless	Max Head Diameter 6.5 mm	Max Head Height 2.1 mm
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80 Type: 1.59 (1/16) Category: Screws - Countersunk - Socket
Part Number: SK028C-016-SK-S4 (PK-100) Countersunk Screws - 4-40 UNC - 2.85mm - 15.9 mm - 304 Stainless Socket Screw Out of Stock \| Backorder Now \| Orders can be expected around Sat, Dec 20, 2025 Regular price $35.68 AUD Regular price Sale price $35.68 AUD Unit price per Priced, Stocked and Sold Per 100 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Thread Size (C) 4-40 UNC (2.85mm)	Overall Length (L) 15.9 mm _{+ 0.0 / - 0.76} (Equiv. 0.626 in.)	Material 304 Stainless	Max Head Diameter 6.5 mm
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80 Max Head Height: 2.1 mm Type: 1.59 (1/16) Category: Screws - Countersunk - Socket
Part Number: SK028C-016-SK-S4 (PK-100) Countersunk Screws - 4-40 UNC - 2.85mm - 15.9 mm - 304 Stainless Socket Screw Out of Stock \| Backorder Now \| Orders can be expected around Sat, Dec 20, 2025 Regular price $35.68 AUD Regular price Sale price $35.68 AUD Unit price per Priced, Stocked and Sold Per 100 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
SK028C-016-SK-S4 (PK-100) --- Countersunk Screws - 4-40 UNC - 2.85mm - 15.9 mm - 304 Stainless Socket Screw SK028C-016-SK-S4 (PK-100) --- Countersunk Screws - 4-40 UNC - 2.85mm - 15.9 mm - 304 Stainless Socket Screw Regular price $35.68 AUD Regular price Sale price $35.68 AUD Unit price per Priced, Stocked and Sold Per 100 Units Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
Thread Size (C) 4-40 UNC (2.85mm)	Overall Length (L) 15.9 mm _{+ 0.0 / - 0.76} (Equiv. 0.626 in.)	Material High Tensile Steel / Black Oxide	Max Head Diameter 6.5 mm	Max Head Height 2.1 mm
Material: High Tensile Steel Black Oxide Type: 1.59 (1/16) Category: Screws - Countersunk - Socket
Part Number: SK028C-016-SK-C (PK-10) Countersunk Screws - 4-40 UNC - 2.85mm - 15.9 mm - High Tensile Steel / Black Oxide Socket Screw 8 units (80 pcs) Available Now \| Further orders can be expected around Sat, Dec 20, 2025 Regular price $2.77 AUD Regular price ~~$5.07 AUD~~ Sale price $2.77 AUD Unit price per Priced, Stocked and Sold Per 10 Units Excludes GST and overseas Taxes & Duties Quantity Required 8 units (80 pcs) Available Now. Backorder if more than 8.
Thread Size (C) 4-40 UNC (2.85mm)	Overall Length (L) 15.9 mm _{+ 0.0 / - 0.76} (Equiv. 0.626 in.)	Material High Tensile Steel / Black Oxide	Max Head Diameter 6.5 mm
Material: High Tensile Steel Black Oxide Max Head Height: 2.1 mm Type: 1.59 (1/16) Category: Screws - Countersunk - Socket
Part Number: SK028C-016-SK-C (PK-10) Countersunk Screws - 4-40 UNC - 2.85mm - 15.9 mm - High Tensile Steel / Black Oxide Socket Screw 8 units (80 pcs) Available Now \| Further orders can be expected around Sat, Dec 20, 2025 Regular price $2.77 AUD Regular price ~~$5.07 AUD~~ Sale price $2.77 AUD Unit price per Priced, Stocked and Sold Per 10 Units Excludes GST and overseas Taxes & Duties Quantity Required 8 units (80 pcs) Available Now. Backorder if more than 8.
SK028C-016-SK-C (PK-10) --- Countersunk Screws - 4-40 UNC - 2.85mm - 15.9 mm - High Tensile Steel / Black Oxide Socket Screw Sale SK028C-016-SK-C (PK-10) --- Countersunk Screws - 4-40 UNC - 2.85mm - 15.9 mm - High Tensile Steel / Black Oxide Socket Screw Regular price $2.77 AUD Regular price ~~$5.07 AUD~~ Sale price $2.77 AUD Unit price per Priced, Stocked and Sold Per 10 Units Excludes GST and overseas Taxes & Duties 8 Available Now Sale
Thread Size (C) 4-40 UNC (2.85mm)	Overall Length (L) 19.1 mm (Equiv. 0.752 in.)	Material 304 Stainless	Max Head Diameter 5.38 mm	Max Head Height 1.70 mm
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80 Type: Countersunk / Philips Category: Screws - Countersunk - Phillips
Part Number: SK028C-019-PH-S4 (PK-50) Countersunk Screws - 4-40 UNC - 2.85mm - 19.1 mm - 304 Stainless Phillips Screw 1 pack (50 pcs) Available Now \| Further orders can be expected around Sat, Dec 20, 2025 Regular price $3.32 AUD Regular price ~~$6.14 AUD~~ Sale price $3.32 AUD Unit price per Priced, Stocked and Sold Per 50 Units Excludes GST and overseas Taxes & Duties Quantity Required 1 pack (50 pcs) Available Now. Backorder if more than 1.
Thread Size (C) 4-40 UNC (2.85mm)	Overall Length (L) 19.1 mm (Equiv. 0.752 in.)	Material 304 Stainless	Max Head Diameter 5.38 mm
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80 Max Head Height: 1.70 mm Type: Countersunk / Philips Category: Screws - Countersunk - Phillips
Part Number: SK028C-019-PH-S4 (PK-50) Countersunk Screws - 4-40 UNC - 2.85mm - 19.1 mm - 304 Stainless Phillips Screw 1 pack (50 pcs) Available Now \| Further orders can be expected around Sat, Dec 20, 2025 Regular price $3.32 AUD Regular price ~~$6.14 AUD~~ Sale price $3.32 AUD Unit price per Priced, Stocked and Sold Per 50 Units Excludes GST and overseas Taxes & Duties Quantity Required 1 pack (50 pcs) Available Now. Backorder if more than 1.
SK028C-019-PH-S4 (PK-50) --- Countersunk Screws - 4-40 UNC - 2.85mm - 19.1 mm - 304 Stainless Phillips Screw Sale SK028C-019-PH-S4 (PK-50) --- Countersunk Screws - 4-40 UNC - 2.85mm - 19.1 mm - 304 Stainless Phillips Screw Regular price $3.32 AUD Regular price ~~$6.14 AUD~~ Sale price $3.32 AUD Unit price per Priced, Stocked and Sold Per 50 Units Excludes GST and overseas Taxes & Duties 1 Available Now Sale
Thread Size (C) 4-40 UNC (2.85mm)	Overall Length (L) 19.1 mm _{+ 0.0 / - 0.76} (Equiv. 0.752 in.)	Material 304 Stainless	Max Head Diameter 6.5 mm	Max Head Height 2.1 mm
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80 Type: 1.59 (1/16) Category: Screws - Countersunk - Socket
Part Number: SK028C-019-SK-S4 (PK-20) Countersunk Screws - 4-40 UNC - 2.85mm - 19.1 mm - 304 Stainless Socket Screw 4 units (80 pcs) Available Now \| Further orders can be expected around Sat, Dec 20, 2025 Regular price $3.59 AUD Regular price ~~$6.73 AUD~~ Sale price $3.59 AUD Unit price per Priced, Stocked and Sold Per 20 Units Excludes GST and overseas Taxes & Duties Quantity Required 4 units (80 pcs) Available Now. Backorder if more than 4.
Thread Size (C) 4-40 UNC (2.85mm)	Overall Length (L) 19.1 mm _{+ 0.0 / - 0.76} (Equiv. 0.752 in.)	Material 304 Stainless	Max Head Diameter 6.5 mm
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80 Max Head Height: 2.1 mm Type: 1.59 (1/16) Category: Screws - Countersunk - Socket
Part Number: SK028C-019-SK-S4 (PK-20) Countersunk Screws - 4-40 UNC - 2.85mm - 19.1 mm - 304 Stainless Socket Screw 4 units (80 pcs) Available Now \| Further orders can be expected around Sat, Dec 20, 2025 Regular price $3.59 AUD Regular price ~~$6.73 AUD~~ Sale price $3.59 AUD Unit price per Priced, Stocked and Sold Per 20 Units Excludes GST and overseas Taxes & Duties Quantity Required 4 units (80 pcs) Available Now. Backorder if more than 4.
SK028C-019-SK-S4 (PK-20) --- Countersunk Screws - 4-40 UNC - 2.85mm - 19.1 mm - 304 Stainless Socket Screw Sale SK028C-019-SK-S4 (PK-20) --- Countersunk Screws - 4-40 UNC - 2.85mm - 19.1 mm - 304 Stainless Socket Screw Regular price $3.59 AUD Regular price ~~$6.73 AUD~~ Sale price $3.59 AUD Unit price per Priced, Stocked and Sold Per 20 Units Excludes GST and overseas Taxes & Duties 4 Available Now Sale
Thread Size (C) 4-40 UNC (2.85mm)	Overall Length (L) 19.1 mm _{+ 0.0 / - 0.76} (Equiv. 0.752 in.)	Material High Tensile Steel / Black Oxide	Max Head Diameter 6.5 mm	Max Head Height 2.1 mm
Material: High Tensile Steel Black Oxide Type: 1.59 (1/16) Category: Screws - Countersunk - Socket
Part Number: SK028C-019-SK-C (PK-100) Countersunk Screws - 4-40 UNC - 2.85mm - 19.1 mm - High Tensile Steel / Black Oxide Socket Screw Out of Stock \| Backorder Now \| Orders can be expected around Sat, Dec 20, 2025 Regular price $63.14 AUD Regular price Sale price $63.14 AUD Unit price per Priced, Stocked and Sold Per 100 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Thread Size (C) 4-40 UNC (2.85mm)	Overall Length (L) 19.1 mm _{+ 0.0 / - 0.76} (Equiv. 0.752 in.)	Material High Tensile Steel / Black Oxide	Max Head Diameter 6.5 mm
Material: High Tensile Steel Black Oxide Max Head Height: 2.1 mm Type: 1.59 (1/16) Category: Screws - Countersunk - Socket
Part Number: SK028C-019-SK-C (PK-100) Countersunk Screws - 4-40 UNC - 2.85mm - 19.1 mm - High Tensile Steel / Black Oxide Socket Screw Out of Stock \| Backorder Now \| Orders can be expected around Sat, Dec 20, 2025 Regular price $63.14 AUD Regular price Sale price $63.14 AUD Unit price per Priced, Stocked and Sold Per 100 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
SK028C-019-SK-C (PK-100) --- Countersunk Screws - 4-40 UNC - 2.85mm - 19.1 mm - High Tensile Steel / Black Oxide Socket Screw SK028C-019-SK-C (PK-100) --- Countersunk Screws - 4-40 UNC - 2.85mm - 19.1 mm - High Tensile Steel / Black Oxide Socket Screw Regular price $63.14 AUD Regular price Sale price $63.14 AUD Unit price per Priced, Stocked and Sold Per 100 Units Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
Thread Size (C) 4-40 UNC (2.85mm)	Overall Length (L) 22.2 mm _{+ 0.0 / - 0.76} (Equiv. 0.874 in.)	Material High Tensile Steel / Black Oxide	Max Head Diameter 6.5 mm	Max Head Height 2.1 mm
Material: High Tensile Steel Black Oxide Type: 1.59 (1/16) Category: Screws - Countersunk - Socket
Part Number: SK028C-022-SK-C (PK-50) Countersunk Screws - 4-40 UNC - 2.85mm - 22.2 mm - High Tensile Steel / Black Oxide Socket Screw Out of Stock \| Backorder Now \| Orders can be expected around Sat, Dec 20, 2025 Regular price $42.68 AUD Regular price Sale price $42.68 AUD Unit price per Priced, Stocked and Sold Per 50 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Thread Size (C) 4-40 UNC (2.85mm)	Overall Length (L) 22.2 mm _{+ 0.0 / - 0.76} (Equiv. 0.874 in.)	Material High Tensile Steel / Black Oxide	Max Head Diameter 6.5 mm
Material: High Tensile Steel Black Oxide Max Head Height: 2.1 mm Type: 1.59 (1/16) Category: Screws - Countersunk - Socket
Part Number: SK028C-022-SK-C (PK-50) Countersunk Screws - 4-40 UNC - 2.85mm - 22.2 mm - High Tensile Steel / Black Oxide Socket Screw Out of Stock \| Backorder Now \| Orders can be expected around Sat, Dec 20, 2025 Regular price $42.68 AUD Regular price Sale price $42.68 AUD Unit price per Priced, Stocked and Sold Per 50 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
SK028C-022-SK-C (PK-50) --- Countersunk Screws - 4-40 UNC - 2.85mm - 22.2 mm - High Tensile Steel / Black Oxide Socket Screw SK028C-022-SK-C (PK-50) --- Countersunk Screws - 4-40 UNC - 2.85mm - 22.2 mm - High Tensile Steel / Black Oxide Socket Screw Regular price $42.68 AUD Regular price Sale price $42.68 AUD Unit price per Priced, Stocked and Sold Per 50 Units Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
Thread Size (C) 4-40 UNC (2.85mm)	Overall Length (L) 25.4 mm (Equiv. 1 in.)	Material 304 Stainless	Max Head Diameter 5.38 mm	Max Head Height 1.70 mm
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80 Type: Countersunk / Philips Category: Screws - Countersunk - Phillips
Part Number: SK028C-025-PH-S4 (PK-100) Countersunk Screws - 4-40 UNC - 2.85mm - 25.4 mm - 304 Stainless Phillips Screw Out of Stock \| Backorder Now \| Orders can be expected around Sat, Dec 20, 2025 Regular price $19.32 AUD Regular price Sale price $19.32 AUD Unit price per Priced, Stocked and Sold Per 100 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Thread Size (C) 4-40 UNC (2.85mm)	Overall Length (L) 25.4 mm (Equiv. 1 in.)	Material 304 Stainless	Max Head Diameter 5.38 mm
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80 Max Head Height: 1.70 mm Type: Countersunk / Philips Category: Screws - Countersunk - Phillips
Part Number: SK028C-025-PH-S4 (PK-100) Countersunk Screws - 4-40 UNC - 2.85mm - 25.4 mm - 304 Stainless Phillips Screw Out of Stock \| Backorder Now \| Orders can be expected around Sat, Dec 20, 2025 Regular price $19.32 AUD Regular price Sale price $19.32 AUD Unit price per Priced, Stocked and Sold Per 100 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
SK028C-025-PH-S4 (PK-100) --- Countersunk Screws - 4-40 UNC - 2.85mm - 25.4 mm - 304 Stainless Phillips Screw SK028C-025-PH-S4 (PK-100) --- Countersunk Screws - 4-40 UNC - 2.85mm - 25.4 mm - 304 Stainless Phillips Screw Regular price $19.32 AUD Regular price Sale price $19.32 AUD Unit price per Priced, Stocked and Sold Per 100 Units Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
Thread Size (C) 4-40 UNC (2.85mm)	Overall Length (L) 25.4 mm _{+ 0.0 / - 0.76} (Equiv. 1 in.)	Material 304 Stainless	Max Head Diameter 6.5 mm	Max Head Height 2.1 mm
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80 Type: 1.59 (1/16) Category: Screws - Countersunk - Socket
Part Number: SK028C-025-SK-S4 (PK-100) Countersunk Screws - 4-40 UNC - 2.85mm - 25.4 mm - 304 Stainless Socket Screw Out of Stock \| Backorder Now \| Orders can be expected around Sat, Dec 20, 2025 Regular price $47.68 AUD Regular price Sale price $47.68 AUD Unit price per Priced, Stocked and Sold Per 100 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Thread Size (C) 4-40 UNC (2.85mm)	Overall Length (L) 25.4 mm _{+ 0.0 / - 0.76} (Equiv. 1 in.)	Material 304 Stainless	Max Head Diameter 6.5 mm
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80 Max Head Height: 2.1 mm Type: 1.59 (1/16) Category: Screws - Countersunk - Socket
Part Number: SK028C-025-SK-S4 (PK-100) Countersunk Screws - 4-40 UNC - 2.85mm - 25.4 mm - 304 Stainless Socket Screw Out of Stock \| Backorder Now \| Orders can be expected around Sat, Dec 20, 2025 Regular price $47.68 AUD Regular price Sale price $47.68 AUD Unit price per Priced, Stocked and Sold Per 100 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
SK028C-025-SK-S4 (PK-100) --- Countersunk Screws - 4-40 UNC - 2.85mm - 25.4 mm - 304 Stainless Socket Screw SK028C-025-SK-S4 (PK-100) --- Countersunk Screws - 4-40 UNC - 2.85mm - 25.4 mm - 304 Stainless Socket Screw Regular price $47.68 AUD Regular price Sale price $47.68 AUD Unit price per Priced, Stocked and Sold Per 100 Units Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
Thread Size (C) 4-40 UNC (2.85mm)	Overall Length (L) 25.4 mm _{+ 0.0 / - 0.76} (Equiv. 1 in.)	Material High Tensile Steel / Black Oxide	Max Head Diameter 6.5 mm	Max Head Height 2.1 mm
Material: High Tensile Steel Black Oxide Type: 1.59 (1/16) Category: Screws - Countersunk - Socket
Part Number: SK028C-025-SK-C (PK-50) Countersunk Screws - 4-40 UNC - 2.85mm - 25.4 mm - High Tensile Steel / Black Oxide Socket Screw Out of Stock \| Backorder Now \| Orders can be expected around Sat, Dec 20, 2025 Regular price $70.95 AUD Regular price Sale price $70.95 AUD Unit price per Priced, Stocked and Sold Per 50 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Thread Size (C) 4-40 UNC (2.85mm)	Overall Length (L) 25.4 mm _{+ 0.0 / - 0.76} (Equiv. 1 in.)	Material High Tensile Steel / Black Oxide	Max Head Diameter 6.5 mm
Material: High Tensile Steel Black Oxide Max Head Height: 2.1 mm Type: 1.59 (1/16) Category: Screws - Countersunk - Socket
Part Number: SK028C-025-SK-C (PK-50) Countersunk Screws - 4-40 UNC - 2.85mm - 25.4 mm - High Tensile Steel / Black Oxide Socket Screw Out of Stock \| Backorder Now \| Orders can be expected around Sat, Dec 20, 2025 Regular price $70.95 AUD Regular price Sale price $70.95 AUD Unit price per Priced, Stocked and Sold Per 50 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
SK028C-025-SK-C (PK-50) --- Countersunk Screws - 4-40 UNC - 2.85mm - 25.4 mm - High Tensile Steel / Black Oxide Socket Screw SK028C-025-SK-C (PK-50) --- Countersunk Screws - 4-40 UNC - 2.85mm - 25.4 mm - High Tensile Steel / Black Oxide Socket Screw Regular price $70.95 AUD Regular price Sale price $70.95 AUD Unit price per Priced, Stocked and Sold Per 50 Units Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
Thread Size (C) 4-40 UNC (2.85mm)	Overall Length (L) 31.8 mm (Equiv. 1.252 in.)	Material 304 Stainless	Max Head Diameter 5.38 mm	Max Head Height 1.70 mm
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80 Type: Countersunk / Philips Category: Screws - Countersunk - Phillips
Part Number: SK028C-032-PH-S4 (PK-100) Countersunk Screws - 4-40 UNC - 2.85mm - 31.8 mm - 304 Stainless Phillips Screw Out of Stock \| Backorder Now \| Orders can be expected around Sat, Dec 20, 2025 Regular price $33.50 AUD Regular price Sale price $33.50 AUD Unit price per Priced, Stocked and Sold Per 100 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Thread Size (C) 4-40 UNC (2.85mm)	Overall Length (L) 31.8 mm (Equiv. 1.252 in.)	Material 304 Stainless	Max Head Diameter 5.38 mm
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80 Max Head Height: 1.70 mm Type: Countersunk / Philips Category: Screws - Countersunk - Phillips
Part Number: SK028C-032-PH-S4 (PK-100) Countersunk Screws - 4-40 UNC - 2.85mm - 31.8 mm - 304 Stainless Phillips Screw Out of Stock \| Backorder Now \| Orders can be expected around Sat, Dec 20, 2025 Regular price $33.50 AUD Regular price Sale price $33.50 AUD Unit price per Priced, Stocked and Sold Per 100 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
SK028C-032-PH-S4 (PK-100) --- Countersunk Screws - 4-40 UNC - 2.85mm - 31.8 mm - 304 Stainless Phillips Screw SK028C-032-PH-S4 (PK-100) --- Countersunk Screws - 4-40 UNC - 2.85mm - 31.8 mm - 304 Stainless Phillips Screw Regular price $33.50 AUD Regular price Sale price $33.50 AUD Unit price per Priced, Stocked and Sold Per 100 Units Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
Thread Size (C) 4-40 UNC (2.85mm)	Overall Length (L) 31.8 mm _{+ 0.0 / - 1.02} (Equiv. 1.252 in.)	Material High Tensile Steel / Black Oxide	Max Head Diameter 6.5 mm	Max Head Height 2.1 mm
Material: High Tensile Steel Black Oxide Type: 1.59 (1/16) Category: Screws - Countersunk - Socket
Part Number: SK028C-032-SK-C (PK-50) Countersunk Screws - 4-40 UNC - 2.85mm - 31.8 mm - High Tensile Steel / Black Oxide Socket Screw Out of Stock \| Backorder Now \| Orders can be expected around Sat, Dec 20, 2025 Regular price $40.95 AUD Regular price ~~$49.15 AUD~~ Sale price $40.95 AUD Unit price per Priced, Stocked and Sold Per 50 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Thread Size (C) 4-40 UNC (2.85mm)	Overall Length (L) 31.8 mm _{+ 0.0 / - 1.02} (Equiv. 1.252 in.)	Material High Tensile Steel / Black Oxide	Max Head Diameter 6.5 mm
Material: High Tensile Steel Black Oxide Max Head Height: 2.1 mm Type: 1.59 (1/16) Category: Screws - Countersunk - Socket
Part Number: SK028C-032-SK-C (PK-50) Countersunk Screws - 4-40 UNC - 2.85mm - 31.8 mm - High Tensile Steel / Black Oxide Socket Screw Out of Stock \| Backorder Now \| Orders can be expected around Sat, Dec 20, 2025 Regular price $40.95 AUD Regular price ~~$49.15 AUD~~ Sale price $40.95 AUD Unit price per Priced, Stocked and Sold Per 50 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
SK028C-032-SK-C (PK-50) --- Countersunk Screws - 4-40 UNC - 2.85mm - 31.8 mm - High Tensile Steel / Black Oxide Socket Screw Sale SK028C-032-SK-C (PK-50) --- Countersunk Screws - 4-40 UNC - 2.85mm - 31.8 mm - High Tensile Steel / Black Oxide Socket Screw Regular price $40.95 AUD Regular price ~~$49.15 AUD~~ Sale price $40.95 AUD Unit price per Priced, Stocked and Sold Per 50 Units Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now Sale
Thread Size (C) 4-40 UNC (2.85mm)	Overall Length (L) 38.1 mm (Equiv. 1.5 in.)	Material 304 Stainless	Max Head Diameter 5.38 mm	Max Head Height 1.70 mm
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80 Type: Countersunk / Philips Category: Screws - Countersunk - Phillips
Part Number: SK028C-038-PH-S4 (PK-100) Countersunk Screws - 4-40 UNC - 2.85mm - 38.1 mm - 304 Stainless Phillips Screw Out of Stock \| Backorder Now \| Orders can be expected around Sat, Dec 20, 2025 Regular price $41.41 AUD Regular price Sale price $41.41 AUD Unit price per Priced, Stocked and Sold Per 100 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Thread Size (C) 4-40 UNC (2.85mm)	Overall Length (L) 38.1 mm (Equiv. 1.5 in.)	Material 304 Stainless	Max Head Diameter 5.38 mm
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80 Max Head Height: 1.70 mm Type: Countersunk / Philips Category: Screws - Countersunk - Phillips
Part Number: SK028C-038-PH-S4 (PK-100) Countersunk Screws - 4-40 UNC - 2.85mm - 38.1 mm - 304 Stainless Phillips Screw Out of Stock \| Backorder Now \| Orders can be expected around Sat, Dec 20, 2025 Regular price $41.41 AUD Regular price Sale price $41.41 AUD Unit price per Priced, Stocked and Sold Per 100 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
SK028C-038-PH-S4 (PK-100) --- Countersunk Screws - 4-40 UNC - 2.85mm - 38.1 mm - 304 Stainless Phillips Screw SK028C-038-PH-S4 (PK-100) --- Countersunk Screws - 4-40 UNC - 2.85mm - 38.1 mm - 304 Stainless Phillips Screw Regular price $41.41 AUD Regular price Sale price $41.41 AUD Unit price per Priced, Stocked and Sold Per 100 Units Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
Thread Size (C) M3 (3x0.5mm)	Overall Length (L) 4 mm (Equiv. 0.157 in.)	Material 304 Stainless	Max Head Diameter 5.60 mm	Max Head Height 1.65 mm
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80 Type: Countersunk / Philips Category: Screws - Countersunk - Phillips
Part Number: SK030M-004-PH-S4 (PK-100) Countersunk Screws - M3 - 3x0.5mm - 4 mm - 304 Stainless Phillips Screw 1 pack (100 pcs) Available Now \| Further orders can be expected around Sat, Dec 20, 2025 Regular price $3.41 AUD Regular price ~~$6.41 AUD~~ Sale price $3.41 AUD Unit price per Priced, Stocked and Sold Per 100 Units Excludes GST and overseas Taxes & Duties Quantity Required 1 pack (100 pcs) Available Now. Backorder if more than 1.
Thread Size (C) M3 (3x0.5mm)	Overall Length (L) 4 mm (Equiv. 0.157 in.)	Material 304 Stainless	Max Head Diameter 5.60 mm
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80 Max Head Height: 1.65 mm Type: Countersunk / Philips Category: Screws - Countersunk - Phillips
Part Number: SK030M-004-PH-S4 (PK-100) Countersunk Screws - M3 - 3x0.5mm - 4 mm - 304 Stainless Phillips Screw 1 pack (100 pcs) Available Now \| Further orders can be expected around Sat, Dec 20, 2025 Regular price $3.41 AUD Regular price ~~$6.41 AUD~~ Sale price $3.41 AUD Unit price per Priced, Stocked and Sold Per 100 Units Excludes GST and overseas Taxes & Duties Quantity Required 1 pack (100 pcs) Available Now. Backorder if more than 1.
SK030M-004-PH-S4 (PK-100) --- Countersunk Screws - M3 - 3x0.5mm - 4 mm - 304 Stainless Phillips Screw Sale SK030M-004-PH-S4 (PK-100) --- Countersunk Screws - M3 - 3x0.5mm - 4 mm - 304 Stainless Phillips Screw Regular price $3.41 AUD Regular price ~~$6.41 AUD~~ Sale price $3.41 AUD Unit price per Priced, Stocked and Sold Per 100 Units Excludes GST and overseas Taxes & Duties 1 Available Now Sale

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