Screws - Button - Socket

Screws -> Button -> Socket
Thread Size (C) Thread Length (L) Material Max Head Diameter Max Head Height Indicative
Image
Button Screws - M2.5 - 2.5x0.45mm - 4 mm - 304 Stainless Socket Screw
Thread Size (C)
M2.5 (2.5x0.45mm)
Thread Length (L)
4
mm
Material
304 Stainless
Max Head Diameter
4.4
mm
Max Head Height
1.4
mm
Button Screws - M2.5 - 2.5x0.45mm - 4 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Hex Key (D): 1.50 mm   
Category: Screws - Button - Socket - Stainless
Part Number: SC025M-004-B-SK-S4 (PK-10)
10 units (100 pcs) Available Now | Further orders can be expected around Sat, Jul 04, 2026
$4.68 AUD
$4.68 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 10 available can be backordered.
Thread Size (C) Thread Length (L) Material Max Head Diameter Indicative
Image
Button Screws - M2.5 - 2.5x0.45mm - 4 mm - 304 Stainless Socket Screw
Thread Size (C)
M2.5 (2.5x0.45mm)
Thread Length (L)
4
mm
Material
304 Stainless
Max Head Diameter
4.4
mm
Button Screws - M2.5 - 2.5x0.45mm - 4 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 1.4 mm    Hex Key (D): 1.50 mm   
Category: Screws - Button - Socket - Stainless
Part Number: SC025M-004-B-SK-S4 (PK-10)
10 units (100 pcs) Available Now | Further orders can be expected around Sat, Jul 04, 2026
$4.68 AUD
$4.68 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

10 units (100 pcs) Available Now. Backorder if more than 10.
Button Screws - M2.5 - 2.5x0.45mm - 5 mm - 304 Stainless Socket Screw
Thread Size (C)
M2.5 (2.5x0.45mm)
Thread Length (L)
5
mm
Material
304 Stainless
Max Head Diameter
4.4
mm
Max Head Height
1.4
mm
Button Screws - M2.5 - 2.5x0.45mm - 5 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Hex Key (D): 1.50 mm   
Category: Screws - Button - Socket - Stainless
Part Number: SC025M-005-B-SK-S4 (PK-10)
18 units (180 pcs) Available Now | Further orders can be expected around Sat, Jul 04, 2026
$2.50 AUD
$4.70 AUD $2.50 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 18 available can be backordered.
Button Screws - M2.5 - 2.5x0.45mm - 5 mm - 304 Stainless Socket Screw
Thread Size (C)
M2.5 (2.5x0.45mm)
Thread Length (L)
5
mm
Material
304 Stainless
Max Head Diameter
4.4
mm
Button Screws - M2.5 - 2.5x0.45mm - 5 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 1.4 mm    Hex Key (D): 1.50 mm   
Category: Screws - Button - Socket - Stainless
Part Number: SC025M-005-B-SK-S4 (PK-10)
18 units (180 pcs) Available Now | Further orders can be expected around Sat, Jul 04, 2026
$2.50 AUD
$4.70 AUD $2.50 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

18 units (180 pcs) Available Now. Backorder if more than 18.
Button Screws - M2.5 - 2.5x0.45mm - 6 mm - Alloy Steel Socket Screw
Thread Size (C)
M2.5 (2.5x0.45mm)
Thread Length (L)
6
mm
Material
Alloy Steel
Max Head Diameter
4.4
mm
Max Head Height
1.4
mm
Button Screws - M2.5 - 2.5x0.45mm - 6 mm - Alloy Steel Socket
Material: Steel Alloy    Hex Key (D): 2.00 mm   
Category: Screws - Button - Socket - Alloy Steel
Part Number: SC025M-006-B-SK-C (PK-10)
5 units (50 pcs) Available Now | Further orders can be expected around Sat, Jul 04, 2026
$1.41 AUD
$2.56 AUD $1.41 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 5 available can be backordered.
Button Screws - M2.5 - 2.5x0.45mm - 6 mm - Alloy Steel Socket Screw
Thread Size (C)
M2.5 (2.5x0.45mm)
Thread Length (L)
6
mm
Material
Alloy Steel
Max Head Diameter
4.4
mm
Button Screws - M2.5 - 2.5x0.45mm - 6 mm - Alloy Steel Socket
Material: Steel Alloy    Max Head Height: 1.4 mm    Hex Key (D): 2.00 mm   
Category: Screws - Button - Socket - Alloy Steel
Part Number: SC025M-006-B-SK-C (PK-10)
5 units (50 pcs) Available Now | Further orders can be expected around Sat, Jul 04, 2026
$1.41 AUD
$2.56 AUD $1.41 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

5 units (50 pcs) Available Now. Backorder if more than 5.
Button Screws - M2.5 - 2.5x0.45mm - 8 mm - 304 Stainless Socket Screw
Thread Size (C)
M2.5 (2.5x0.45mm)
Thread Length (L)
8
mm
Material
304 Stainless
Max Head Diameter
4.4
mm
Max Head Height
1.4
mm
Button Screws - M2.5 - 2.5x0.45mm - 8 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Hex Key (D): 1.50 mm   
Category: Screws - Button - Socket - Stainless
Part Number: SC025M-008-B-SK-S4 (PK-10)
34 units (340 pcs) Available Now | Further orders can be expected around Sat, Jul 04, 2026
$5.05 AUD
$5.05 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 34 available can be backordered.
Button Screws - M2.5 - 2.5x0.45mm - 8 mm - 304 Stainless Socket Screw
Thread Size (C)
M2.5 (2.5x0.45mm)
Thread Length (L)
8
mm
Material
304 Stainless
Max Head Diameter
4.4
mm
Button Screws - M2.5 - 2.5x0.45mm - 8 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 1.4 mm    Hex Key (D): 1.50 mm   
Category: Screws - Button - Socket - Stainless
Part Number: SC025M-008-B-SK-S4 (PK-10)
34 units (340 pcs) Available Now | Further orders can be expected around Sat, Jul 04, 2026
$5.05 AUD
$5.05 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

34 units (340 pcs) Available Now. Backorder if more than 34.
Button Screws - M2.5 - 2.5x0.45mm - 10 mm - 304 Stainless Socket Screw
Thread Size (C)
M2.5 (2.5x0.45mm)
Thread Length (L)
10
mm
Material
304 Stainless
Max Head Diameter
4.4
mm
Max Head Height
1.4
mm
Button Screws - M2.5 - 2.5x0.45mm - 10 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Hex Key (D): 1.50 mm   
Category: Screws - Button - Socket - Stainless
Part Number: SC025M-010-B-SK-S4 (PK-10)
14 units (140 pcs) Available Now | Further orders can be expected around Sat, Jul 04, 2026
$5.95 AUD
$5.95 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 14 available can be backordered.
Button Screws - M2.5 - 2.5x0.45mm - 10 mm - 304 Stainless Socket Screw
Thread Size (C)
M2.5 (2.5x0.45mm)
Thread Length (L)
10
mm
Material
304 Stainless
Max Head Diameter
4.4
mm
Button Screws - M2.5 - 2.5x0.45mm - 10 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 1.4 mm    Hex Key (D): 1.50 mm   
Category: Screws - Button - Socket - Stainless
Part Number: SC025M-010-B-SK-S4 (PK-10)
14 units (140 pcs) Available Now | Further orders can be expected around Sat, Jul 04, 2026
$5.95 AUD
$5.95 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

14 units (140 pcs) Available Now. Backorder if more than 14.
Button Screws - M2.5 - 2.5x0.45mm - 12 mm - 304 Stainless Socket Screw
Thread Size (C)
M2.5 (2.5x0.45mm)
Thread Length (L)
12
mm
Material
304 Stainless
Max Head Diameter
4.4
mm
Max Head Height
1.4
mm
Button Screws - M2.5 - 2.5x0.45mm - 12 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Hex Key (D): 1.50 mm   
Category: Screws - Button - Socket - Stainless
Part Number: SC025M-012-B-SK-S4 (PK-10)
4 units (40 pcs) Available Now | Further orders can be expected around Sat, Jul 04, 2026
$6.32 AUD
$6.32 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 4 available can be backordered.
Button Screws - M2.5 - 2.5x0.45mm - 12 mm - 304 Stainless Socket Screw
Thread Size (C)
M2.5 (2.5x0.45mm)
Thread Length (L)
12
mm
Material
304 Stainless
Max Head Diameter
4.4
mm
Button Screws - M2.5 - 2.5x0.45mm - 12 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 1.4 mm    Hex Key (D): 1.50 mm   
Category: Screws - Button - Socket - Stainless
Part Number: SC025M-012-B-SK-S4 (PK-10)
4 units (40 pcs) Available Now | Further orders can be expected around Sat, Jul 04, 2026
$6.32 AUD
$6.32 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

4 units (40 pcs) Available Now. Backorder if more than 4.
Button Screws - M2.5 - 2.5x0.45mm - 16 mm - 304 Stainless Socket Screw
Thread Size (C)
M2.5 (2.5x0.45mm)
Thread Length (L)
16
mm
Material
304 Stainless
Max Head Diameter
4.4
mm
Max Head Height
1.4
mm
Button Screws - M2.5 - 2.5x0.45mm - 16 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Hex Key (D): 1.50 mm   
Category: Screws - Button - Socket - Stainless
Part Number: SC025M-016-B-SK-S4 (PK-10)
6 units (60 pcs) Available Now | Further orders can be expected around Sat, Jul 04, 2026
$6.59 AUD
$6.59 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 6 available can be backordered.
Button Screws - M2.5 - 2.5x0.45mm - 16 mm - 304 Stainless Socket Screw
Thread Size (C)
M2.5 (2.5x0.45mm)
Thread Length (L)
16
mm
Material
304 Stainless
Max Head Diameter
4.4
mm
Button Screws - M2.5 - 2.5x0.45mm - 16 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 1.4 mm    Hex Key (D): 1.50 mm   
Category: Screws - Button - Socket - Stainless
Part Number: SC025M-016-B-SK-S4 (PK-10)
6 units (60 pcs) Available Now | Further orders can be expected around Sat, Jul 04, 2026
$6.59 AUD
$6.59 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

6 units (60 pcs) Available Now. Backorder if more than 6.
Button Screws - 3-48 UNC - 2.52mm - 12.7 mm - 304 Stainless Socket Screw
Thread Size (C)
3-48 UNC (2.52mm)
Thread Length (L)
12.7
mm
Material
304 Stainless
Max Head Diameter
4.8
mm
Max Head Height
1.3
mm
Button Screws - 3-48 UNC - 2.52mm - 12.7 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Hex Key (D): 1.59 (1/16) mm   
Category: Screws - Button - Socket - Stainless
Deleted Item. Available while stocks last.
Part Number: SC025C-013-B-SK-S4 (PK-40)
1 pack (40 pcs) Available Now | Item Discontinued - Up to 1 may be ordered online. No backorders. Please contact us if you need a larger quantity
$8.00 AUD
$15.20 AUD $8.00 AUD
Priced, Stocked and Sold Per 40 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

1 pack (40 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Button Screws - 3-48 UNC - 2.52mm - 12.7 mm - 304 Stainless Socket Screw
Thread Size (C)
3-48 UNC (2.52mm)
Thread Length (L)
12.7
mm
Material
304 Stainless
Max Head Diameter
4.8
mm
Button Screws - 3-48 UNC - 2.52mm - 12.7 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 1.3 mm    Hex Key (D): 1.59 (1/16) mm   
Category: Screws - Button - Socket - Stainless
Deleted Item. Available while stocks last.
Part Number: SC025C-013-B-SK-S4 (PK-40)
1 pack (40 pcs) Available Now | Item Discontinued - Up to 1 may be ordered online. No backorders. Please contact us if you need a larger quantity
$8.00 AUD
$15.20 AUD $8.00 AUD
Priced, Stocked and Sold Per 40 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

1 pack (40 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Button Screws - 3-48 UNC - 2.52mm - 9.5 mm - Alloy Steel Socket Screw
Thread Size (C)
3-48 UNC (2.52mm)
Thread Length (L)
9.5
mm
Material
Alloy Steel
Max Head Diameter
4.8
mm
Max Head Height
1.3
mm
Button Screws - 3-48 UNC - 2.52mm - 9.5 mm - Alloy Steel Socket
Material: Steel Alloy    Hex Key (D): 1.59 (1/16) mm   
Category: Screws - Button - Socket - Alloy Steel
Part Number: SC025C-010-B-SK-C (PK-20)
4 units (80 pcs) Available Now | Further orders can be expected around Sat, Jul 04, 2026
$4.14 AUD
$7.69 AUD $4.14 AUD
Priced, Stocked and Sold Per 20 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 4 available can be backordered.
Button Screws - 3-48 UNC - 2.52mm - 9.5 mm - Alloy Steel Socket Screw
Thread Size (C)
3-48 UNC (2.52mm)
Thread Length (L)
9.5
mm
Material
Alloy Steel
Max Head Diameter
4.8
mm
Button Screws - 3-48 UNC - 2.52mm - 9.5 mm - Alloy Steel Socket
Material: Steel Alloy    Max Head Height: 1.3 mm    Hex Key (D): 1.59 (1/16) mm   
Category: Screws - Button - Socket - Alloy Steel
Part Number: SC025C-010-B-SK-C (PK-20)
4 units (80 pcs) Available Now | Further orders can be expected around Sat, Jul 04, 2026
$4.14 AUD
$7.69 AUD $4.14 AUD
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.
Button Screws - 4-40 UNC - 2.85mm - 6.4 mm - 304 Stainless Socket Screw
Thread Size (C)
4-40 UNC (2.85mm)
Thread Length (L)
6.4
mm
Material
304 Stainless
Max Head Diameter
5.4
mm
Max Head Height
1.5
mm
Button Screws - 4-40 UNC - 2.85mm - 6.4 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Hex Key (D): 1.59 (1/16) mm   
Category: Screws - Button - Socket - Stainless
Part Number: SC028C-006-B-SK-S4 (PK-10)
3 units (30 pcs) Available Now | Further orders can be expected around Sat, Jul 04, 2026
$2.23 AUD
$4.06 AUD $2.23 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 3 available can be backordered.
Button Screws - 4-40 UNC - 2.85mm - 6.4 mm - 304 Stainless Socket Screw
Thread Size (C)
4-40 UNC (2.85mm)
Thread Length (L)
6.4
mm
Material
304 Stainless
Max Head Diameter
5.4
mm
Button Screws - 4-40 UNC - 2.85mm - 6.4 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 1.5 mm    Hex Key (D): 1.59 (1/16) mm   
Category: Screws - Button - Socket - Stainless
Part Number: SC028C-006-B-SK-S4 (PK-10)
3 units (30 pcs) Available Now | Further orders can be expected around Sat, Jul 04, 2026
$2.23 AUD
$4.06 AUD $2.23 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

3 units (30 pcs) Available Now. Backorder if more than 3.
Button Screws - 4-40 UNC - 2.85mm - 6.4 mm - Alloy Steel Socket Screw
Thread Size (C)
4-40 UNC (2.85mm)
Thread Length (L)
6.4
mm
Material
Alloy Steel
Max Head Diameter
5.4
mm
Max Head Height
1.5
mm
Button Screws - 4-40 UNC - 2.85mm - 6.4 mm - Alloy Steel Socket
Material: Steel Alloy    Hex Key (D): 1.59 (1/16) mm   
Category: Screws - Button - Socket - Alloy Steel
Part Number: SC028C-006-B-SK-C (PK-20)
4 units (80 pcs) Available Now | Further orders can be expected around Sat, Jul 04, 2026
$2.14 AUD
$3.95 AUD $2.14 AUD
Priced, Stocked and Sold Per 20 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 4 available can be backordered.
Button Screws - 4-40 UNC - 2.85mm - 6.4 mm - Alloy Steel Socket Screw
Thread Size (C)
4-40 UNC (2.85mm)
Thread Length (L)
6.4
mm
Material
Alloy Steel
Max Head Diameter
5.4
mm
Button Screws - 4-40 UNC - 2.85mm - 6.4 mm - Alloy Steel Socket
Material: Steel Alloy    Max Head Height: 1.5 mm    Hex Key (D): 1.59 (1/16) mm   
Category: Screws - Button - Socket - Alloy Steel
Part Number: SC028C-006-B-SK-C (PK-20)
4 units (80 pcs) Available Now | Further orders can be expected around Sat, Jul 04, 2026
$2.14 AUD
$3.95 AUD $2.14 AUD
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.
Button Screws - 4-40 UNC - 2.85mm - 9.5 mm - 304 Stainless Socket Screw
Thread Size (C)
4-40 UNC (2.85mm)
Thread Length (L)
9.5
mm
Material
304 Stainless
Max Head Diameter
5.4
mm
Max Head Height
1.5
mm
Button Screws - 4-40 UNC - 2.85mm - 9.5 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Hex Key (D): 1.59 (1/16) mm   
Category: Screws - Button - Socket - Stainless
Part Number: SC028C-010-B-SK-S4 (PK-10)
7 units (70 pcs) Available Now | Further orders can be expected around Sat, Jul 04, 2026
$2.32 AUD
$4.27 AUD $2.32 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 7 available can be backordered.
Button Screws - 4-40 UNC - 2.85mm - 9.5 mm - 304 Stainless Socket Screw
Thread Size (C)
4-40 UNC (2.85mm)
Thread Length (L)
9.5
mm
Material
304 Stainless
Max Head Diameter
5.4
mm
Button Screws - 4-40 UNC - 2.85mm - 9.5 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 1.5 mm    Hex Key (D): 1.59 (1/16) mm   
Category: Screws - Button - Socket - Stainless
Part Number: SC028C-010-B-SK-S4 (PK-10)
7 units (70 pcs) Available Now | Further orders can be expected around Sat, Jul 04, 2026
$2.32 AUD
$4.27 AUD $2.32 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

7 units (70 pcs) Available Now. Backorder if more than 7.
Button Screws - 4-40 UNC - 2.85mm - 9.5 mm - Alloy Steel Socket Screw
Thread Size (C)
4-40 UNC (2.85mm)
Thread Length (L)
9.5
mm
Material
Alloy Steel
Max Head Diameter
5.4
mm
Max Head Height
1.5
mm
Button Screws - 4-40 UNC - 2.85mm - 9.5 mm - Alloy Steel Socket
Material: Steel Alloy    Hex Key (D): 1.59 (1/16) mm   
Category: Screws - Button - Socket - Alloy Steel
Part Number: SC028C-010-B-SK-C (PK-20)
1 pack (20 pcs) Available Now | Further orders can be expected around Sat, Jul 04, 2026
$2.59 AUD
$4.81 AUD $2.59 AUD
Priced, Stocked and Sold Per 20 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 1 available can be backordered.
Button Screws - 4-40 UNC - 2.85mm - 9.5 mm - Alloy Steel Socket Screw
Thread Size (C)
4-40 UNC (2.85mm)
Thread Length (L)
9.5
mm
Material
Alloy Steel
Max Head Diameter
5.4
mm
Button Screws - 4-40 UNC - 2.85mm - 9.5 mm - Alloy Steel Socket
Material: Steel Alloy    Max Head Height: 1.5 mm    Hex Key (D): 1.59 (1/16) mm   
Category: Screws - Button - Socket - Alloy Steel
Part Number: SC028C-010-B-SK-C (PK-20)
1 pack (20 pcs) Available Now | Further orders can be expected around Sat, Jul 04, 2026
$2.59 AUD
$4.81 AUD $2.59 AUD
Priced, Stocked and Sold Per 20 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

1 pack (20 pcs) Available Now. Backorder if more than 1.
Button Screws - 4-40 UNC - 2.85mm - 12.7 mm - 304 Stainless Socket Screw
Thread Size (C)
4-40 UNC (2.85mm)
Thread Length (L)
12.7
mm
Material
304 Stainless
Max Head Diameter
5.4
mm
Max Head Height
1.5
mm
Button Screws - 4-40 UNC - 2.85mm - 12.7 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Hex Key (D): 1.59 (1/16) mm   
Category: Screws - Button - Socket - Stainless
303 stainless steel screw
Part Number: SC028C-013-B-SK-S4 (PK-10)
4 units (40 pcs) Available Now | Further orders can be expected around Sat, Jul 04, 2026
$2.50 AUD
$4.70 AUD $2.50 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 4 available can be backordered.
Button Screws - 4-40 UNC - 2.85mm - 12.7 mm - 304 Stainless Socket Screw
Thread Size (C)
4-40 UNC (2.85mm)
Thread Length (L)
12.7
mm
Material
304 Stainless
Max Head Diameter
5.4
mm
Button Screws - 4-40 UNC - 2.85mm - 12.7 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 1.5 mm    Hex Key (D): 1.59 (1/16) mm   
Category: Screws - Button - Socket - Stainless
303 stainless steel screw
Part Number: SC028C-013-B-SK-S4 (PK-10)
4 units (40 pcs) Available Now | Further orders can be expected around Sat, Jul 04, 2026
$2.50 AUD
$4.70 AUD $2.50 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

4 units (40 pcs) Available Now. Backorder if more than 4.
Button Screws - 4-40 UNC - 2.85mm - 12.7 mm - Alloy Steel Socket Screw
Thread Size (C)
4-40 UNC (2.85mm)
Thread Length (L)
12.7
mm
Material
Alloy Steel
Max Head Diameter
5.4
mm
Max Head Height
1.5
mm
Button Screws - 4-40 UNC - 2.85mm - 12.7 mm - Alloy Steel Socket
Material: Steel Alloy    Hex Key (D): 1.59 (1/16) mm   
Category: Screws - Button - Socket - Alloy Steel
Part Number: SC028C-013-B-SK-C (PK-20)
11 units (220 pcs) Available Now | Further orders can be expected around Sat, Jul 04, 2026
$2.95 AUD
$5.45 AUD $2.95 AUD
Priced, Stocked and Sold Per 20 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 11 available can be backordered.
Button Screws - 4-40 UNC - 2.85mm - 12.7 mm - Alloy Steel Socket Screw
Thread Size (C)
4-40 UNC (2.85mm)
Thread Length (L)
12.7
mm
Material
Alloy Steel
Max Head Diameter
5.4
mm
Button Screws - 4-40 UNC - 2.85mm - 12.7 mm - Alloy Steel Socket
Material: Steel Alloy    Max Head Height: 1.5 mm    Hex Key (D): 1.59 (1/16) mm   
Category: Screws - Button - Socket - Alloy Steel
Part Number: SC028C-013-B-SK-C (PK-20)
11 units (220 pcs) Available Now | Further orders can be expected around Sat, Jul 04, 2026
$2.95 AUD
$5.45 AUD $2.95 AUD
Priced, Stocked and Sold Per 20 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

11 units (220 pcs) Available Now. Backorder if more than 11.
Button Screws - 4-40 UNC - 2.85mm - 15.9 mm - 304 Stainless Socket Screw
Thread Size (C)
4-40 UNC (2.85mm)
Thread Length (L)
15.9
mm
Material
304 Stainless
Max Head Diameter
5.4
mm
Max Head Height
1.5
mm
Button Screws - 4-40 UNC - 2.85mm - 15.9 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Hex Key (D): 1.59 (1/16) mm   
Category: Screws - Button - Socket - Stainless
Part Number: SC028C-016-B-SK-S4 (PK-10)
2 units (20 pcs) Available Now | Further orders can be expected around Sat, Jul 04, 2026
$4.86 AUD
$4.86 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 2 available can be backordered.
Button Screws - 4-40 UNC - 2.85mm - 15.9 mm - 304 Stainless Socket Screw
Thread Size (C)
4-40 UNC (2.85mm)
Thread Length (L)
15.9
mm
Material
304 Stainless
Max Head Diameter
5.4
mm
Button Screws - 4-40 UNC - 2.85mm - 15.9 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 1.5 mm    Hex Key (D): 1.59 (1/16) mm   
Category: Screws - Button - Socket - Stainless
Part Number: SC028C-016-B-SK-S4 (PK-10)
2 units (20 pcs) Available Now | Further orders can be expected around Sat, Jul 04, 2026
$4.86 AUD
$4.86 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

2 units (20 pcs) Available Now. Backorder if more than 2.
Button Screws - 4-40 UNC - 2.85mm - 19.1 mm - 304 Stainless Socket Screw
Thread Size (C)
4-40 UNC (2.85mm)
Thread Length (L)
19.1
mm
Material
304 Stainless
Max Head Diameter
5.4
mm
Max Head Height
1.5
mm
Button Screws - 4-40 UNC - 2.85mm - 19.1 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Hex Key (D): 1.59 (1/16) mm   
Category: Screws - Button - Socket - Stainless
Part Number: SC028C-019-B-SK-S4 (PK-10)
5 units (50 pcs) Available Now | Further orders can be expected around Sat, Jul 04, 2026
$5.05 AUD
$5.05 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 5 available can be backordered.
Button Screws - 4-40 UNC - 2.85mm - 19.1 mm - 304 Stainless Socket Screw
Thread Size (C)
4-40 UNC (2.85mm)
Thread Length (L)
19.1
mm
Material
304 Stainless
Max Head Diameter
5.4
mm
Button Screws - 4-40 UNC - 2.85mm - 19.1 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 1.5 mm    Hex Key (D): 1.59 (1/16) mm   
Category: Screws - Button - Socket - Stainless
Part Number: SC028C-019-B-SK-S4 (PK-10)
5 units (50 pcs) Available Now | Further orders can be expected around Sat, Jul 04, 2026
$5.05 AUD
$5.05 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

5 units (50 pcs) Available Now. Backorder if more than 5.
Button Screws - 4-40 UNC - 2.85mm - 19.1 mm - Alloy Steel Socket Screw
Thread Size (C)
4-40 UNC (2.85mm)
Thread Length (L)
19.1
mm
Material
Alloy Steel
Max Head Diameter
5.4
mm
Max Head Height
1.5
mm
Button Screws - 4-40 UNC - 2.85mm - 19.1 mm - Alloy Steel Socket
Material: Steel Alloy    Hex Key (D): 1.59 (1/16) mm   
Category: Screws - Button - Socket - Alloy Steel
Steel Alloy
Part Number: SC028C-019-B-SK-C (PK-100)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jul 04, 2026
$42.05 AUD
$42.05 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Button Screws - 4-40 UNC - 2.85mm - 19.1 mm - Alloy Steel Socket Screw
Thread Size (C)
4-40 UNC (2.85mm)
Thread Length (L)
19.1
mm
Material
Alloy Steel
Max Head Diameter
5.4
mm
Button Screws - 4-40 UNC - 2.85mm - 19.1 mm - Alloy Steel Socket
Material: Steel Alloy    Max Head Height: 1.5 mm    Hex Key (D): 1.59 (1/16) mm   
Category: Screws - Button - Socket - Alloy Steel
Steel Alloy
Part Number: SC028C-019-B-SK-C (PK-100)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Jul 04, 2026
$42.05 AUD
$42.05 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Button Screws - 2.85mm - 4 Gauge - 19.1 mm - Steel - Zinc Plated Socket Screw
Thread Size (C)
2.85mm (4 Gauge)
Thread Length (L)
19.1
mm
Material
Steel - Zinc Plated
Max Head Diameter
5.4
mm
Max Head Height
1.5
mm
Button Screws - 2.85mm - 4 Gauge - 19.1 mm - Steel - Zinc Plated Socket
Material: Zinc Plated Steel    Hex Key (D): 1.59 (1/16) mm   
Category: Screws - Button - Socket - Sheet Metal
Deleted Item. Available while stocks last.
Part Number: SCT0285-019-B-SK-CZ-SM (PK-10)
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
$8.00 AUD
$15.20 AUD $8.00 AUD
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.
Button Screws - 2.85mm - 4 Gauge - 19.1 mm - Steel - Zinc Plated Socket Screw
Thread Size (C)
2.85mm (4 Gauge)
Thread Length (L)
19.1
mm
Material
Steel - Zinc Plated
Max Head Diameter
5.4
mm
Button Screws - 2.85mm - 4 Gauge - 19.1 mm - Steel - Zinc Plated Socket
Material: Zinc Plated Steel    Max Head Height: 1.5 mm    Hex Key (D): 1.59 (1/16) mm   
Category: Screws - Button - Socket - Sheet Metal
Deleted Item. Available while stocks last.
Part Number: SCT0285-019-B-SK-CZ-SM (PK-10)
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
$8.00 AUD
$15.20 AUD $8.00 AUD
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.
Button Screws - M3 - 3x0.5mm - 5 mm - 304 Stainless Socket Screw
Thread Size (C)
M3 (3x0.5mm)
Thread Length (L)
5
mm
Material
304 Stainless
Max Head Diameter
5.7
mm
Max Head Height
1.7
mm
Button Screws - M3 - 3x0.5mm - 5 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Hex Key (D): 2.00 mm   
Category: Screws - Button - Socket - Stainless
Part Number: SC030M-005-B-SK-S4 (PK-50)
1 pack (50 pcs) Available Now | Further orders can be expected around Sat, Jul 04, 2026
$1.41 AUD
$2.54 AUD $1.41 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 1 available can be backordered.
Button Screws - M3 - 3x0.5mm - 5 mm - 304 Stainless Socket Screw
Thread Size (C)
M3 (3x0.5mm)
Thread Length (L)
5
mm
Material
304 Stainless
Max Head Diameter
5.7
mm
Button Screws - M3 - 3x0.5mm - 5 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 1.7 mm    Hex Key (D): 2.00 mm   
Category: Screws - Button - Socket - Stainless
Part Number: SC030M-005-B-SK-S4 (PK-50)
1 pack (50 pcs) Available Now | Further orders can be expected around Sat, Jul 04, 2026
$1.41 AUD
$2.54 AUD $1.41 AUD
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.
Button Screws - M3 - 3x0.5mm - 5 mm - 316 Stainless Socket Screw
Thread Size (C)
M3 (3x0.5mm)
Thread Length (L)
5
mm
Material
316 Stainless
Max Head Diameter
5.7
mm
Max Head Height
1.7
mm
Button Screws - M3 - 3x0.5mm - 5 mm - 316 Stainless Socket
Material: Stainless Steel 316 (Similar to A4, 18-10)    Hex Key (D): 2.00 mm   
Category: Screws - Button - Socket - Stainless
Part Number: SC030M-005-B-SK-S6 (PK-10)
91 units (910 pcs) Available Now | Further orders can be expected around Tue, Nov 17, 2026
$1.86 AUD
$3.39 AUD $1.86 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 91 available can be backordered.
Button Screws - M3 - 3x0.5mm - 5 mm - 316 Stainless Socket Screw
Thread Size (C)
M3 (3x0.5mm)
Thread Length (L)
5
mm
Material
316 Stainless
Max Head Diameter
5.7
mm
Button Screws - M3 - 3x0.5mm - 5 mm - 316 Stainless Socket
Material: Stainless Steel 316 (Similar to A4, 18-10)    Max Head Height: 1.7 mm    Hex Key (D): 2.00 mm   
Category: Screws - Button - Socket - Stainless
Part Number: SC030M-005-B-SK-S6 (PK-10)
91 units (910 pcs) Available Now | Further orders can be expected around Tue, Nov 17, 2026
$1.86 AUD
$3.39 AUD $1.86 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

91 units (910 pcs) Available Now. Backorder if more than 91.
Button Screws - M3 - 3x0.5mm - 5 mm - Zinc Plated Steel Socket Screw
Thread Size (C)
M3 (3x0.5mm)
Thread Length (L)
5
mm
Material
Zinc Plated Steel
Max Head Diameter
5.7
mm
Max Head Height
1.7
mm
Button Screws - M3 - 3x0.5mm - 5 mm - Zinc Plated Steel Socket
Material: Zinc Plated Steel    Hex Key (D): 2.00 mm   
Category: Screws - Button - Socket - Zinc Plated
Part Number: SC030M-005-B-SK-CZ (PK-10)
12 units (120 pcs) Available Now | Further orders can be expected around Sat, Jul 04, 2026
$2.77 AUD
$5.13 AUD $2.77 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 12 available can be backordered.
Button Screws - M3 - 3x0.5mm - 5 mm - Zinc Plated Steel Socket Screw
Thread Size (C)
M3 (3x0.5mm)
Thread Length (L)
5
mm
Material
Zinc Plated Steel
Max Head Diameter
5.7
mm
Button Screws - M3 - 3x0.5mm - 5 mm - Zinc Plated Steel Socket
Material: Zinc Plated Steel    Max Head Height: 1.7 mm    Hex Key (D): 2.00 mm   
Category: Screws - Button - Socket - Zinc Plated
Part Number: SC030M-005-B-SK-CZ (PK-10)
12 units (120 pcs) Available Now | Further orders can be expected around Sat, Jul 04, 2026
$2.77 AUD
$5.13 AUD $2.77 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

12 units (120 pcs) Available Now. Backorder if more than 12.
Button Screws - M3 - 3x0.5mm - 6 mm - 304 Stainless Socket Screw
Thread Size (C)
M3 (3x0.5mm)
Thread Length (L)
6
mm
Material
304 Stainless
Max Head Diameter
5.7
mm
Max Head Height
1.7
mm
Button Screws - M3 - 3x0.5mm - 6 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Hex Key (D): 2.00 mm   
Category: Screws - Button - Socket - Stainless
Part Number: SC030M-006-B-SK-S4 (PK-100)
9 units (900 pcs) Available Now | Further orders can be expected around Sat, Jul 04, 2026
$4.32 AUD
$4.32 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 9 available can be backordered.
Button Screws - M3 - 3x0.5mm - 6 mm - 304 Stainless Socket Screw
Thread Size (C)
M3 (3x0.5mm)
Thread Length (L)
6
mm
Material
304 Stainless
Max Head Diameter
5.7
mm
Button Screws - M3 - 3x0.5mm - 6 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 1.7 mm    Hex Key (D): 2.00 mm   
Category: Screws - Button - Socket - Stainless
Part Number: SC030M-006-B-SK-S4 (PK-100)
9 units (900 pcs) Available Now | Further orders can be expected around Sat, Jul 04, 2026
$4.32 AUD
$4.32 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

9 units (900 pcs) Available Now. Backorder if more than 9.
Button Screws - M3 - 3x0.5mm - 6 mm - Alloy Steel Socket Screw
Thread Size (C)
M3 (3x0.5mm)
Thread Length (L)
6
mm
Material
Alloy Steel
Max Head Diameter
5.7
mm
Max Head Height
1.7
mm
Button Screws - M3 - 3x0.5mm - 6 mm - Alloy Steel Socket
Material: Steel Alloy    Hex Key (D): 2.00 mm   
Category: Screws - Button - Socket - Alloy Steel
Part Number: SC030M-006-B-SK-C (PK-50)
2 units (100 pcs) Available Now | Further orders can be expected around Sat, Jul 04, 2026
$6.50 AUD
$6.50 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 2 available can be backordered.
Button Screws - M3 - 3x0.5mm - 6 mm - Alloy Steel Socket Screw
Thread Size (C)
M3 (3x0.5mm)
Thread Length (L)
6
mm
Material
Alloy Steel
Max Head Diameter
5.7
mm
Button Screws - M3 - 3x0.5mm - 6 mm - Alloy Steel Socket
Material: Steel Alloy    Max Head Height: 1.7 mm    Hex Key (D): 2.00 mm   
Category: Screws - Button - Socket - Alloy Steel
Part Number: SC030M-006-B-SK-C (PK-50)
2 units (100 pcs) Available Now | Further orders can be expected around Sat, Jul 04, 2026
$6.50 AUD
$6.50 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

2 units (100 pcs) Available Now. Backorder if more than 2.