Screws - Countersunk - Socket - 304 Stainless

Screws -> Countersunk -> Socket -> 304 Stainless

There are 95 products in the sub-categories of Screws - Countersunk - Socket - 304 Stainless. Scroll down or follow the link to Screws - Countersunk - Socket - 304 Stainless in the products table to see all these items combined into a handy table with filters.

Category Details

A selection of 304 Stainless Socket Countersunk Screws. Flat Head Countersunk UNC - UNF - METRIC - Stainless Steel

  • An expanded range may be available on special order. Please enquire.
  • Imperial Sizes to ANSI B18.3.
  • Metric Sizes to DIN7991.
  • ISO 10642
  • The thread length indicated is the minimum. Some batches may be produced with longer threaded sections or even full threaded shanks.

Small Parts & Bearings

Additional resources:


A more comprehensive listing may be found in the Screws - Countersunk - Socket - 304 Stainless category on the MBA Minibearings main store.
Thread Size (C) Overall Length (L) Material Head Diameter (A) Max Head Height Minimum Thread Length (l) Indicative
Image
Countersunk Screws - 0-80 UNF - 1.52mm - 4.8 mm - 304 Stainless Socket Screw
Thread Size (C)
0-80 UNF (1.52mm)

Overall Length (L)
4.8
mm
+ 0.0 / - 0.76
(Equiv. 0.189 in.)
Material
304 Stainless

Head Diameter (A)
3.5
mm
Max Head Height
1.1
mm
Minimum Thread Length (l)
Not Specified
mm
Countersunk Screws - 0-80 UNF - 1.52mm - 4.8 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Hex Key (s): 0.89 (0.035in.) mm    Countersunk Angle: 82 °    Pitch: 0.318 mm    Threads Per Inch: 80 TPI   
Deleted Item. Available while stocks last.
Part Number: SK015F-005-SK-S4 (PK-10)
6 units (60 pcs) Available Now | Item Discontinued - Up to 6 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

6 units (60 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thread Size (C) Overall Length (L) Material Head Diameter (A) Indicative
Image
Countersunk Screws - 0-80 UNF - 1.52mm - 4.8 mm - 304 Stainless Socket Screw
Thread Size (C)
0-80 UNF (1.52mm)

Overall Length (L)
4.8
mm
+ 0.0 / - 0.76
(Equiv. 0.189 in.)
Material
304 Stainless

Head Diameter (A)
3.5
mm
Countersunk Screws - 0-80 UNF - 1.52mm - 4.8 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 1.1 mm    Minimum Thread Length (l): Not Specified mm    Hex Key (s): 0.89 (0.035in.) mm    Countersunk Angle: 82 °    Pitch: 0.318 mm    Threads Per Inch: 80 TPI   
Deleted Item. Available while stocks last.
Part Number: SK015F-005-SK-S4 (PK-10)
6 units (60 pcs) Available Now | Item Discontinued - Up to 6 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

6 units (60 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Countersunk Screws - 0-80 UNF - 1.52mm - 6.4 mm - 304 Stainless Socket Screw
Thread Size (C)
0-80 UNF (1.52mm)

Overall Length (L)
6.4
mm
+ 0.0 / - 0.76
(Equiv. 0.252 in.)
Material
304 Stainless

Head Diameter (A)
3.5
mm
Max Head Height
1.1
mm
Minimum Thread Length (l)
Not Specified
mm
Countersunk Screws - 0-80 UNF - 1.52mm - 6.4 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Hex Key (s): 0.89 (0.035in.) mm    Countersunk Angle: 82 °    Pitch: 0.318 mm    Threads Per Inch: 80 TPI   
Deleted Item. Available while stocks last.
Part Number: SK015F-006-SK-S4 (PK-15)
1 pack (15 pcs) Available Now | Item Discontinued - Up to 1 may be ordered online. No backorders. Please contact us if you need a larger quantity
$20.00 AUD
$38.00 AUD $20.00 AUD
Priced, Stocked and Sold Per 15 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

1 pack (15 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Countersunk Screws - 0-80 UNF - 1.52mm - 6.4 mm - 304 Stainless Socket Screw
Thread Size (C)
0-80 UNF (1.52mm)

Overall Length (L)
6.4
mm
+ 0.0 / - 0.76
(Equiv. 0.252 in.)
Material
304 Stainless

Head Diameter (A)
3.5
mm
Countersunk Screws - 0-80 UNF - 1.52mm - 6.4 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 1.1 mm    Minimum Thread Length (l): Not Specified mm    Hex Key (s): 0.89 (0.035in.) mm    Countersunk Angle: 82 °    Pitch: 0.318 mm    Threads Per Inch: 80 TPI   
Deleted Item. Available while stocks last.
Part Number: SK015F-006-SK-S4 (PK-15)
1 pack (15 pcs) Available Now | Item Discontinued - Up to 1 may be ordered online. No backorders. Please contact us if you need a larger quantity
$20.00 AUD
$38.00 AUD $20.00 AUD
Priced, Stocked and Sold Per 15 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

1 pack (15 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Countersunk Screws - 0-80 UNF - 1.52mm - 9.5 mm - 304 Stainless Socket Screw
Thread Size (C)
0-80 UNF (1.52mm)

Overall Length (L)
9.5
mm
+ 0.0 / - 0.76
(Equiv. 0.374 in.)
Material
304 Stainless

Head Diameter (A)
3.5
mm
Max Head Height
1.1
mm
Minimum Thread Length (l)
Not Specified
mm
Countersunk Screws - 0-80 UNF - 1.52mm - 9.5 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Hex Key (s): 0.89 (0.035in.) mm    Countersunk Angle: 82 °    Pitch: 0.318 mm    Threads Per Inch: 80 TPI   
Deleted Item. Available while stocks last. Deleted Item. Available while stocks last.
Part Number: SK015F-010-SK-S4 (PK-10)
6 units (60 pcs) Available Now | Item Discontinued - Up to 6 may be ordered online. No backorders. Please contact us if you need a larger quantity
$4.00 AUD
$7.60 AUD $4.00 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

6 units (60 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Countersunk Screws - 0-80 UNF - 1.52mm - 9.5 mm - 304 Stainless Socket Screw
Thread Size (C)
0-80 UNF (1.52mm)

Overall Length (L)
9.5
mm
+ 0.0 / - 0.76
(Equiv. 0.374 in.)
Material
304 Stainless

Head Diameter (A)
3.5
mm
Countersunk Screws - 0-80 UNF - 1.52mm - 9.5 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 1.1 mm    Minimum Thread Length (l): Not Specified mm    Hex Key (s): 0.89 (0.035in.) mm    Countersunk Angle: 82 °    Pitch: 0.318 mm    Threads Per Inch: 80 TPI   
Deleted Item. Available while stocks last. Deleted Item. Available while stocks last.
Part Number: SK015F-010-SK-S4 (PK-10)
6 units (60 pcs) Available Now | Item Discontinued - Up to 6 may be ordered online. No backorders. Please contact us if you need a larger quantity
$4.00 AUD
$7.60 AUD $4.00 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

6 units (60 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Countersunk Screws - 1-72 UNF - 1.85mm - 6.4 mm - 304 Stainless Socket Screw
Thread Size (C)
1-72 UNF (1.85mm)

Overall Length (L)
6.4
mm
+ 0.0 / - 0.76
(Equiv. 0.252 in.)
Material
304 Stainless

Head Diameter (A)
4.3
mm
Max Head Height
1.4
mm
Minimum Thread Length (l)
Not Specified
mm
Countersunk Screws - 1-72 UNF - 1.85mm - 6.4 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Hex Key (s): 1.27 (0.05in.) mm    Countersunk Angle: 82 °    Pitch: 0.353 mm    Threads Per Inch: 72 TPI   
Deleted Item. Available while stocks last.
Part Number: SK019F-006-SK-S4 (PK-10)
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
$8.00 AUD
$15.20 AUD $8.00 AUD
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.
Countersunk Screws - 1-72 UNF - 1.85mm - 6.4 mm - 304 Stainless Socket Screw
Thread Size (C)
1-72 UNF (1.85mm)

Overall Length (L)
6.4
mm
+ 0.0 / - 0.76
(Equiv. 0.252 in.)
Material
304 Stainless

Head Diameter (A)
4.3
mm
Countersunk Screws - 1-72 UNF - 1.85mm - 6.4 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 1.4 mm    Minimum Thread Length (l): Not Specified mm    Hex Key (s): 1.27 (0.05in.) mm    Countersunk Angle: 82 °    Pitch: 0.353 mm    Threads Per Inch: 72 TPI   
Deleted Item. Available while stocks last.
Part Number: SK019F-006-SK-S4 (PK-10)
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
$8.00 AUD
$15.20 AUD $8.00 AUD
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.
Countersunk Screws - M2 - 2x0.4mm - 4 mm - 304 Stainless Socket Screw
Thread Size (C)
M2 (2x0.4mm)

Overall Length (L)
4
mm
+/- 0.25
(Equiv. 0.157 in.)
Material
304 Stainless

Head Diameter (A)
3.8
mm
Max Head Height
1.2
mm
Countersunk Screws - M2 - 2x0.4mm - 4 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Hex Key (s): 1.27 (0.05in.) mm    Countersunk Angle: 90 °    Pitch: 0.400 mm    Threads Per Inch: 63.5 TPI    Standard: DIN7991   
Part Number: SK020M-004-SK-S4 (PK-50)
2 units (100 pcs) Available Now | Further orders can be expected around Fri, Jan 09, 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.
Countersunk Screws - M2 - 2x0.4mm - 4 mm - 304 Stainless Socket Screw
Thread Size (C)
M2 (2x0.4mm)

Overall Length (L)
4
mm
+/- 0.25
(Equiv. 0.157 in.)
Material
304 Stainless

Head Diameter (A)
3.8
mm
Countersunk Screws - M2 - 2x0.4mm - 4 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 1.2 mm    Hex Key (s): 1.27 (0.05in.) mm    Countersunk Angle: 90 °    Pitch: 0.400 mm    Threads Per Inch: 63.5 TPI    Standard: DIN7991   
Part Number: SK020M-004-SK-S4 (PK-50)
2 units (100 pcs) Available Now | Further orders can be expected around Fri, Jan 09, 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.
Countersunk Screws - M2 - 2x0.4mm - 5 mm - 304 Stainless Socket Screw
Thread Size (C)
M2 (2x0.4mm)

Overall Length (L)
5
mm
+/- 0.25
(Equiv. 0.197 in.)
Material
304 Stainless

Head Diameter (A)
3.8
mm
Max Head Height
1.2
mm
Countersunk Screws - M2 - 2x0.4mm - 5 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Hex Key (s): 1.27 (0.05in.) mm    Countersunk Angle: 90 °    Pitch: 0.400 mm    Threads Per Inch: 63.5 TPI    Standard: DIN7991   
Part Number: SK020M-005-SK-S4 (PK-50)
1 pack (50 pcs) Available Now | Further orders can be expected around Fri, Jan 09, 2026
$3.41 AUD
$6.41 AUD $3.41 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.
Countersunk Screws - M2 - 2x0.4mm - 5 mm - 304 Stainless Socket Screw
Thread Size (C)
M2 (2x0.4mm)

Overall Length (L)
5
mm
+/- 0.25
(Equiv. 0.197 in.)
Material
304 Stainless

Head Diameter (A)
3.8
mm
Countersunk Screws - M2 - 2x0.4mm - 5 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 1.2 mm    Hex Key (s): 1.27 (0.05in.) mm    Countersunk Angle: 90 °    Pitch: 0.400 mm    Threads Per Inch: 63.5 TPI    Standard: DIN7991   
Part Number: SK020M-005-SK-S4 (PK-50)
1 pack (50 pcs) Available Now | Further orders can be expected around Fri, Jan 09, 2026
$3.41 AUD
$6.41 AUD $3.41 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.
Countersunk Screws - M2 - 2x0.4mm - 6 mm - 304 Stainless Socket Screw
Thread Size (C)
M2 (2x0.4mm)

Overall Length (L)
6
mm
+/- 0.25
(Equiv. 0.236 in.)
Material
304 Stainless

Head Diameter (A)
3.8
mm
Max Head Height
1.2
mm
Countersunk Screws - M2 - 2x0.4mm - 6 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Hex Key (s): 1.27 (0.05in.) mm    Countersunk Angle: 90 °    Pitch: 0.400 mm    Threads Per Inch: 63.5 TPI    Standard: DIN7991   
Part Number: SK020M-006-SK-S4 (PK-50)
7 units (350 pcs) Available Now | Further orders can be expected around Fri, Jan 09, 2026
$6.59 AUD
$6.59 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 7 available can be backordered.
Countersunk Screws - M2 - 2x0.4mm - 6 mm - 304 Stainless Socket Screw
Thread Size (C)
M2 (2x0.4mm)

Overall Length (L)
6
mm
+/- 0.25
(Equiv. 0.236 in.)
Material
304 Stainless

Head Diameter (A)
3.8
mm
Countersunk Screws - M2 - 2x0.4mm - 6 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 1.2 mm    Hex Key (s): 1.27 (0.05in.) mm    Countersunk Angle: 90 °    Pitch: 0.400 mm    Threads Per Inch: 63.5 TPI    Standard: DIN7991   
Part Number: SK020M-006-SK-S4 (PK-50)
7 units (350 pcs) Available Now | Further orders can be expected around Fri, Jan 09, 2026
$6.59 AUD
$6.59 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

7 units (350 pcs) Available Now. Backorder if more than 7.
Countersunk Screws - M2 - 2x0.4mm - 8 mm - 304 Stainless Socket Screw
Thread Size (C)
M2 (2x0.4mm)

Overall Length (L)
8
mm
+/- 0.25
(Equiv. 0.315 in.)
Material
304 Stainless

Head Diameter (A)
3.8
mm
Max Head Height
1.2
mm
Countersunk Screws - M2 - 2x0.4mm - 8 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Hex Key (s): 1.27 (0.05in.) mm    Countersunk Angle: 90 °    Pitch: 0.400 mm    Threads Per Inch: 63.5 TPI    Standard: DIN7991   
Part Number: SK020M-008-SK-S4 (PK-50)
6 units (300 pcs) Available Now | Further orders can be expected around Fri, Jan 09, 2026
$6.77 AUD
$6.77 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 6 available can be backordered.
Countersunk Screws - M2 - 2x0.4mm - 8 mm - 304 Stainless Socket Screw
Thread Size (C)
M2 (2x0.4mm)

Overall Length (L)
8
mm
+/- 0.25
(Equiv. 0.315 in.)
Material
304 Stainless

Head Diameter (A)
3.8
mm
Countersunk Screws - M2 - 2x0.4mm - 8 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 1.2 mm    Hex Key (s): 1.27 (0.05in.) mm    Countersunk Angle: 90 °    Pitch: 0.400 mm    Threads Per Inch: 63.5 TPI    Standard: DIN7991   
Part Number: SK020M-008-SK-S4 (PK-50)
6 units (300 pcs) Available Now | Further orders can be expected around Fri, Jan 09, 2026
$6.77 AUD
$6.77 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

6 units (300 pcs) Available Now. Backorder if more than 6.
Countersunk Screws - M2 - 2x0.4mm - 16 mm - 304 Stainless Socket Screw
Thread Size (C)
M2 (2x0.4mm)

Overall Length (L)
16
mm
+/- 0.25
(Equiv. 0.63 in.)
Material
304 Stainless

Head Diameter (A)
3.8
mm
Max Head Height
1.2
mm
Countersunk Screws - M2 - 2x0.4mm - 16 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Hex Key (s): 1.27 (0.05in.) mm    Countersunk Angle: 90 °    Pitch: 0.400 mm    Threads Per Inch: 63.5 TPI    Standard: DIN7991   
Part Number: SK020M-016-SK-S4 (PK-20)
2 units (40 pcs) Available Now | Further orders can be expected around Fri, Jan 09, 2026
$3.41 AUD
$6.30 AUD $3.41 AUD
Priced, Stocked and Sold Per 20 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 2 available can be backordered.
Countersunk Screws - M2 - 2x0.4mm - 16 mm - 304 Stainless Socket Screw
Thread Size (C)
M2 (2x0.4mm)

Overall Length (L)
16
mm
+/- 0.25
(Equiv. 0.63 in.)
Material
304 Stainless

Head Diameter (A)
3.8
mm
Countersunk Screws - M2 - 2x0.4mm - 16 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 1.2 mm    Hex Key (s): 1.27 (0.05in.) mm    Countersunk Angle: 90 °    Pitch: 0.400 mm    Threads Per Inch: 63.5 TPI    Standard: DIN7991   
Part Number: SK020M-016-SK-S4 (PK-20)
2 units (40 pcs) Available Now | Further orders can be expected around Fri, Jan 09, 2026
$3.41 AUD
$6.30 AUD $3.41 AUD
Priced, Stocked and Sold Per 20 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

2 units (40 pcs) Available Now. Backorder if more than 2.
Countersunk Screws - M2 - 2x0.4mm - 20 mm - 304 Stainless Socket Screw
Thread Size (C)
M2 (2x0.4mm)

Overall Length (L)
20
mm
+/- 0.25
(Equiv. 0.787 in.)
Material
304 Stainless

Head Diameter (A)
3.8
mm
Max Head Height
1.2
mm
Countersunk Screws - M2 - 2x0.4mm - 20 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Hex Key (s): 1.27 (0.05in.) mm    Countersunk Angle: 90 °    Pitch: 0.400 mm    Threads Per Inch: 63.5 TPI    Standard: DIN7991   
Part Number: SK020M-020-SK-S4 (PK-10)
8 units (80 pcs) Available Now | Further orders can be expected around Fri, Jan 09, 2026
$2.68 AUD
$4.94 AUD $2.68 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 8 available can be backordered.
Countersunk Screws - M2 - 2x0.4mm - 20 mm - 304 Stainless Socket Screw
Thread Size (C)
M2 (2x0.4mm)

Overall Length (L)
20
mm
+/- 0.25
(Equiv. 0.787 in.)
Material
304 Stainless

Head Diameter (A)
3.8
mm
Countersunk Screws - M2 - 2x0.4mm - 20 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 1.2 mm    Hex Key (s): 1.27 (0.05in.) mm    Countersunk Angle: 90 °    Pitch: 0.400 mm    Threads Per Inch: 63.5 TPI    Standard: DIN7991   
Part Number: SK020M-020-SK-S4 (PK-10)
8 units (80 pcs) Available Now | Further orders can be expected around Fri, Jan 09, 2026
$2.68 AUD
$4.94 AUD $2.68 AUD
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.
Countersunk Screws - M2 - 2x0.4mm - 25 mm - 304 Stainless Socket Screw
Thread Size (C)
M2 (2x0.4mm)

Overall Length (L)
25
mm
+/- 0.25
(Equiv. 0.984 in.)
Material
304 Stainless

Head Diameter (A)
3.8
mm
Max Head Height
1.2
mm
Countersunk Screws - M2 - 2x0.4mm - 25 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Hex Key (s): 1.27 (0.05in.) mm    Countersunk Angle: 90 °    Pitch: 0.400 mm    Threads Per Inch: 63.5 TPI    Standard: DIN7991   
Part Number: SK020M-025-SK-S4 (PK-10)
36 units (360 pcs) Available Now | Further orders can be expected around Fri, Jan 09, 2026
$2.86 AUD
$5.29 AUD $2.86 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 36 available can be backordered.
Countersunk Screws - M2 - 2x0.4mm - 25 mm - 304 Stainless Socket Screw
Thread Size (C)
M2 (2x0.4mm)

Overall Length (L)
25
mm
+/- 0.25
(Equiv. 0.984 in.)
Material
304 Stainless

Head Diameter (A)
3.8
mm
Countersunk Screws - M2 - 2x0.4mm - 25 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 1.2 mm    Hex Key (s): 1.27 (0.05in.) mm    Countersunk Angle: 90 °    Pitch: 0.400 mm    Threads Per Inch: 63.5 TPI    Standard: DIN7991   
Part Number: SK020M-025-SK-S4 (PK-10)
36 units (360 pcs) Available Now | Further orders can be expected around Fri, Jan 09, 2026
$2.86 AUD
$5.29 AUD $2.86 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

36 units (360 pcs) Available Now. Backorder if more than 36.
Countersunk Screws - M2 - 2x0.4mm - 30 mm - 304 Stainless Socket Screw
Thread Size (C)
M2 (2x0.4mm)

Overall Length (L)
30
mm
+/- 0.25
(Equiv. 1.181 in.)
Material
304 Stainless

Head Diameter (A)
3.8
mm
Max Head Height
1.2
mm
Countersunk Screws - M2 - 2x0.4mm - 30 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Hex Key (s): 1.27 (0.05in.) mm    Countersunk Angle: 90 °    Pitch: 0.400 mm    Threads Per Inch: 63.5 TPI    Standard: DIN7991   
Part Number: SK020M-030-SK-S4 (PK-10)
4 units (40 pcs) Available Now | Further orders can be expected around Fri, Jan 09, 2026
$3.32 AUD
$6.27 AUD $3.32 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.
Countersunk Screws - M2 - 2x0.4mm - 30 mm - 304 Stainless Socket Screw
Thread Size (C)
M2 (2x0.4mm)

Overall Length (L)
30
mm
+/- 0.25
(Equiv. 1.181 in.)
Material
304 Stainless

Head Diameter (A)
3.8
mm
Countersunk Screws - M2 - 2x0.4mm - 30 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 1.2 mm    Hex Key (s): 1.27 (0.05in.) mm    Countersunk Angle: 90 °    Pitch: 0.400 mm    Threads Per Inch: 63.5 TPI    Standard: DIN7991   
Part Number: SK020M-030-SK-S4 (PK-10)
4 units (40 pcs) Available Now | Further orders can be expected around Fri, Jan 09, 2026
$3.32 AUD
$6.27 AUD $3.32 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.
Countersunk Screws - 2-56 UNC - 2.18mm - 6.4 mm - 304 Stainless Socket Screw
Thread Size (C)
2-56 UNC (2.18mm)

Overall Length (L)
6.4
mm
+ 0.0 / - 0.76
(Equiv. 0.252 in.)
Material
304 Stainless

Head Diameter (A)
5.0
mm
Max Head Height
1.6
mm
Minimum Thread Length (l)
Not Specified
mm
Countersunk Screws - 2-56 UNC - 2.18mm - 6.4 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Hex Key (s): 1.27 (0.05in.) mm    Countersunk Angle: 82 °    Pitch: 0.454 mm    Threads Per Inch: 56 TPI   
Part Number: SK022C-006-SK-S4 (PK-20)
3 units (60 pcs) Available Now | Further orders can be expected around Fri, Jan 09, 2026
$4.23 AUD
$4.23 AUD
Priced, Stocked and Sold Per 20 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 3 available can be backordered.
Countersunk Screws - 2-56 UNC - 2.18mm - 6.4 mm - 304 Stainless Socket Screw
Thread Size (C)
2-56 UNC (2.18mm)

Overall Length (L)
6.4
mm
+ 0.0 / - 0.76
(Equiv. 0.252 in.)
Material
304 Stainless

Head Diameter (A)
5.0
mm
Countersunk Screws - 2-56 UNC - 2.18mm - 6.4 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 1.6 mm    Minimum Thread Length (l): Not Specified mm    Hex Key (s): 1.27 (0.05in.) mm    Countersunk Angle: 82 °    Pitch: 0.454 mm    Threads Per Inch: 56 TPI   
Part Number: SK022C-006-SK-S4 (PK-20)
3 units (60 pcs) Available Now | Further orders can be expected around Fri, Jan 09, 2026
$4.23 AUD
$4.23 AUD
Priced, Stocked and Sold Per 20 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

3 units (60 pcs) Available Now. Backorder if more than 3.
Countersunk Screws - 2-56 UNC - 2.18mm - 15.9 mm - 304 Stainless Socket Screw
Thread Size (C)
2-56 UNC (2.18mm)

Overall Length (L)
15.9
mm
+ 0.0 / - 0.76
(Equiv. 0.626 in.)
Material
304 Stainless

Head Diameter (A)
5.0
mm
Max Head Height
1.6
mm
Minimum Thread Length (l)
Not Specified
mm
Countersunk Screws - 2-56 UNC - 2.18mm - 15.9 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Hex Key (s): 1.27 (0.05in.) mm    Countersunk Angle: 82 °    Pitch: 0.454 mm    Threads Per Inch: 56 TPI   
Deleted Item. Available while stocks last.
Part Number: SK022C-016-SK-S4 (PK-18)
1 pack (18 pcs) Available Now | Item Discontinued - Up to 1 may be ordered online. No backorders. Please contact us if you need a larger quantity
$6.50 AUD
$7.80 AUD $6.50 AUD
Priced, Stocked and Sold Per 18 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

1 pack (18 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Countersunk Screws - 2-56 UNC - 2.18mm - 15.9 mm - 304 Stainless Socket Screw
Thread Size (C)
2-56 UNC (2.18mm)

Overall Length (L)
15.9
mm
+ 0.0 / - 0.76
(Equiv. 0.626 in.)
Material
304 Stainless

Head Diameter (A)
5.0
mm
Countersunk Screws - 2-56 UNC - 2.18mm - 15.9 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 1.6 mm    Minimum Thread Length (l): Not Specified mm    Hex Key (s): 1.27 (0.05in.) mm    Countersunk Angle: 82 °    Pitch: 0.454 mm    Threads Per Inch: 56 TPI   
Deleted Item. Available while stocks last.
Part Number: SK022C-016-SK-S4 (PK-18)
1 pack (18 pcs) Available Now | Item Discontinued - Up to 1 may be ordered online. No backorders. Please contact us if you need a larger quantity
$6.50 AUD
$7.80 AUD $6.50 AUD
Priced, Stocked and Sold Per 18 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

1 pack (18 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Countersunk Screws - 2-56 UNC - 2.18mm - 19.1 mm - 304 Stainless Socket Screw
Thread Size (C)
2-56 UNC (2.18mm)

Overall Length (L)
19.1
mm
+ 0.0 / - 0.76
(Equiv. 0.752 in.)
Material
304 Stainless

Head Diameter (A)
5.0
mm
Max Head Height
1.6
mm
Minimum Thread Length (l)
Not Specified
mm
Countersunk Screws - 2-56 UNC - 2.18mm - 19.1 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Hex Key (s): 1.27 (0.05in.) mm    Countersunk Angle: 82 °    Pitch: 0.454 mm    Threads Per Inch: 56 TPI   
Part Number: SK022C-019-SK-S4 (PK-20)
4 units (80 pcs) Available Now | Further orders can be expected around Fri, Jan 09, 2026
$3.86 AUD
$7.26 AUD $3.86 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.
Countersunk Screws - 2-56 UNC - 2.18mm - 19.1 mm - 304 Stainless Socket Screw
Thread Size (C)
2-56 UNC (2.18mm)

Overall Length (L)
19.1
mm
+ 0.0 / - 0.76
(Equiv. 0.752 in.)
Material
304 Stainless

Head Diameter (A)
5.0
mm
Countersunk Screws - 2-56 UNC - 2.18mm - 19.1 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 1.6 mm    Minimum Thread Length (l): Not Specified mm    Hex Key (s): 1.27 (0.05in.) mm    Countersunk Angle: 82 °    Pitch: 0.454 mm    Threads Per Inch: 56 TPI   
Part Number: SK022C-019-SK-S4 (PK-20)
4 units (80 pcs) Available Now | Further orders can be expected around Fri, Jan 09, 2026
$3.86 AUD
$7.26 AUD $3.86 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.
Countersunk Screws - M2.5 - 2.5x0.45mm - 5 mm - 304 Stainless Socket Screw
Thread Size (C)
M2.5 (2.5x0.45mm)

Overall Length (L)
5
mm
+/- 0.25
(Equiv. 0.197 in.)
Material
304 Stainless

Head Diameter (A)
4.7
mm
Max Head Height
1.5
mm
Countersunk Screws - M2.5 - 2.5x0.45mm - 5 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Hex Key (s): 1.50 mm    Countersunk Angle: 90 °    Pitch: 0.450 mm    Threads Per Inch: 56.44 TPI    Standard: DIN7991   
Part Number: SK025M-005-SK-S4 (PK-50)
1 pack (50 pcs) Available Now | Further orders can be expected around Fri, Jan 09, 2026
$8.77 AUD
$8.77 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.
Countersunk Screws - M2.5 - 2.5x0.45mm - 5 mm - 304 Stainless Socket Screw
Thread Size (C)
M2.5 (2.5x0.45mm)

Overall Length (L)
5
mm
+/- 0.25
(Equiv. 0.197 in.)
Material
304 Stainless

Head Diameter (A)
4.7
mm
Countersunk Screws - M2.5 - 2.5x0.45mm - 5 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 1.5 mm    Hex Key (s): 1.50 mm    Countersunk Angle: 90 °    Pitch: 0.450 mm    Threads Per Inch: 56.44 TPI    Standard: DIN7991   
Part Number: SK025M-005-SK-S4 (PK-50)
1 pack (50 pcs) Available Now | Further orders can be expected around Fri, Jan 09, 2026
$8.77 AUD
$8.77 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.
Countersunk Screws - M2.5 - 2.5x0.45mm - 6 mm - 304 Stainless Socket Screw
Thread Size (C)
M2.5 (2.5x0.45mm)

Overall Length (L)
6
mm
+/- 0.25
(Equiv. 0.236 in.)
Material
304 Stainless

Head Diameter (A)
4.7
mm
Max Head Height
1.5
mm
Countersunk Screws - M2.5 - 2.5x0.45mm - 6 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Hex Key (s): 1.50 mm    Countersunk Angle: 90 °    Pitch: 0.450 mm    Threads Per Inch: 56.44 TPI    Standard: DIN7991   
Part Number: SK025M-006-SK-S4 (PK-50)
4 units (200 pcs) Available Now | Further orders can be expected around Fri, Jan 09, 2026
$5.14 AUD
$9.75 AUD $5.14 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 4 available can be backordered.
Countersunk Screws - M2.5 - 2.5x0.45mm - 6 mm - 304 Stainless Socket Screw
Thread Size (C)
M2.5 (2.5x0.45mm)

Overall Length (L)
6
mm
+/- 0.25
(Equiv. 0.236 in.)
Material
304 Stainless

Head Diameter (A)
4.7
mm
Countersunk Screws - M2.5 - 2.5x0.45mm - 6 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 1.5 mm    Hex Key (s): 1.50 mm    Countersunk Angle: 90 °    Pitch: 0.450 mm    Threads Per Inch: 56.44 TPI    Standard: DIN7991   
Part Number: SK025M-006-SK-S4 (PK-50)
4 units (200 pcs) Available Now | Further orders can be expected around Fri, Jan 09, 2026
$5.14 AUD
$9.75 AUD $5.14 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

4 units (200 pcs) Available Now. Backorder if more than 4.
Countersunk Screws - M2.5 - 2.5x0.45mm - 10 mm - 304 Stainless Socket Screw
Thread Size (C)
M2.5 (2.5x0.45mm)

Overall Length (L)
10
mm
+/- 0.25
(Equiv. 0.394 in.)
Material
304 Stainless

Head Diameter (A)
4.7
mm
Max Head Height
1.5
mm
Countersunk Screws - M2.5 - 2.5x0.45mm - 10 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Hex Key (s): 1.50 mm    Countersunk Angle: 90 °    Pitch: 0.450 mm    Threads Per Inch: 56.44 TPI    Standard: DIN7991   
Part Number: SK025M-010-SK-S4 (PK-20)
11 units (220 pcs) Available Now | Further orders can be expected around Fri, Jan 09, 2026
$3.32 AUD
$6.14 AUD $3.32 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.
Countersunk Screws - M2.5 - 2.5x0.45mm - 10 mm - 304 Stainless Socket Screw
Thread Size (C)
M2.5 (2.5x0.45mm)

Overall Length (L)
10
mm
+/- 0.25
(Equiv. 0.394 in.)
Material
304 Stainless

Head Diameter (A)
4.7
mm
Countersunk Screws - M2.5 - 2.5x0.45mm - 10 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 1.5 mm    Hex Key (s): 1.50 mm    Countersunk Angle: 90 °    Pitch: 0.450 mm    Threads Per Inch: 56.44 TPI    Standard: DIN7991   
Part Number: SK025M-010-SK-S4 (PK-20)
11 units (220 pcs) Available Now | Further orders can be expected around Fri, Jan 09, 2026
$3.32 AUD
$6.14 AUD $3.32 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.
Countersunk Screws - M2.5 - 2.5x0.45mm - 12 mm - 304 Stainless Socket Screw
Thread Size (C)
M2.5 (2.5x0.45mm)

Overall Length (L)
12
mm
+/- 0.25
(Equiv. 0.472 in.)
Material
304 Stainless

Head Diameter (A)
4.7
mm
Max Head Height
1.5
mm
Countersunk Screws - M2.5 - 2.5x0.45mm - 12 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Hex Key (s): 1.50 mm    Countersunk Angle: 90 °    Pitch: 0.450 mm    Threads Per Inch: 56.44 TPI    Standard: DIN7991   
Part Number: SK025M-012-SK-S4 (PK-20)
2 units (40 pcs) Available Now | Further orders can be expected around Fri, Jan 09, 2026
$3.77 AUD
$7.10 AUD $3.77 AUD
Priced, Stocked and Sold Per 20 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 2 available can be backordered.
Countersunk Screws - M2.5 - 2.5x0.45mm - 12 mm - 304 Stainless Socket Screw
Thread Size (C)
M2.5 (2.5x0.45mm)

Overall Length (L)
12
mm
+/- 0.25
(Equiv. 0.472 in.)
Material
304 Stainless

Head Diameter (A)
4.7
mm
Countersunk Screws - M2.5 - 2.5x0.45mm - 12 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 1.5 mm    Hex Key (s): 1.50 mm    Countersunk Angle: 90 °    Pitch: 0.450 mm    Threads Per Inch: 56.44 TPI    Standard: DIN7991   
Part Number: SK025M-012-SK-S4 (PK-20)
2 units (40 pcs) Available Now | Further orders can be expected around Fri, Jan 09, 2026
$3.77 AUD
$7.10 AUD $3.77 AUD
Priced, Stocked and Sold Per 20 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

2 units (40 pcs) Available Now. Backorder if more than 2.
Countersunk Screws - M2.5 - 2.5x0.45mm - 16 mm - 304 Stainless Socket Screw
Thread Size (C)
M2.5 (2.5x0.45mm)

Overall Length (L)
16
mm
+/- 0.25
(Equiv. 0.63 in.)
Material
304 Stainless

Head Diameter (A)
4.7
mm
Max Head Height
1.5
mm
Countersunk Screws - M2.5 - 2.5x0.45mm - 16 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Hex Key (s): 1.50 mm    Countersunk Angle: 90 °    Pitch: 0.450 mm    Threads Per Inch: 56.44 TPI    Standard: DIN7991   
Part Number: SK025M-016-SK-S4 (PK-20)
1 pack (20 pcs) Available Now | Further orders can be expected around Fri, Jan 09, 2026
$4.05 AUD
$7.58 AUD $4.05 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.
Countersunk Screws - M2.5 - 2.5x0.45mm - 16 mm - 304 Stainless Socket Screw
Thread Size (C)
M2.5 (2.5x0.45mm)

Overall Length (L)
16
mm
+/- 0.25
(Equiv. 0.63 in.)
Material
304 Stainless

Head Diameter (A)
4.7
mm
Countersunk Screws - M2.5 - 2.5x0.45mm - 16 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 1.5 mm    Hex Key (s): 1.50 mm    Countersunk Angle: 90 °    Pitch: 0.450 mm    Threads Per Inch: 56.44 TPI    Standard: DIN7991   
Part Number: SK025M-016-SK-S4 (PK-20)
1 pack (20 pcs) Available Now | Further orders can be expected around Fri, Jan 09, 2026
$4.05 AUD
$7.58 AUD $4.05 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.
Countersunk Screws - 4-40 UNC - 2.85mm - 4.8 mm - 304 Stainless Socket Screw
Thread Size (C)
4-40 UNC (2.85mm)

Overall Length (L)
4.8
mm
+ 0.0 / - 0.76
(Equiv. 0.189 in.)
Material
304 Stainless

Head Diameter (A)
6.5
mm
Max Head Height
2.1
mm
Minimum Thread Length (l)
Not Specified
mm
Countersunk Screws - 4-40 UNC - 2.85mm - 4.8 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Hex Key (s): 1.59 (1/16) mm    Countersunk Angle: 82 °    Pitch: 0.635 mm    Threads Per Inch: 40 TPI   
Part Number: SK028C-005-SK-S4 (PK-50)
1 pack (50 pcs) Available Now | Further orders can be expected around Fri, Jan 09, 2026
$3.05 AUD
$5.61 AUD $3.05 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.
Countersunk Screws - 4-40 UNC - 2.85mm - 4.8 mm - 304 Stainless Socket Screw
Thread Size (C)
4-40 UNC (2.85mm)

Overall Length (L)
4.8
mm
+ 0.0 / - 0.76
(Equiv. 0.189 in.)
Material
304 Stainless

Head Diameter (A)
6.5
mm
Countersunk Screws - 4-40 UNC - 2.85mm - 4.8 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 2.1 mm    Minimum Thread Length (l): Not Specified mm    Hex Key (s): 1.59 (1/16) mm    Countersunk Angle: 82 °    Pitch: 0.635 mm    Threads Per Inch: 40 TPI   
Part Number: SK028C-005-SK-S4 (PK-50)
1 pack (50 pcs) Available Now | Further orders can be expected around Fri, Jan 09, 2026
$3.05 AUD
$5.61 AUD $3.05 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.
Countersunk Screws - 4-40 UNC - 2.85mm - 6.4 mm - 304 Stainless Socket Screw
Thread Size (C)
4-40 UNC (2.85mm)

Overall Length (L)
6.4
mm
+ 0.0 / - 0.76
(Equiv. 0.252 in.)
Material
304 Stainless

Head Diameter (A)
6.5
mm
Max Head Height
2.1
mm
Minimum Thread Length (l)
Not Specified
mm
Countersunk Screws - 4-40 UNC - 2.85mm - 6.4 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Hex Key (s): 1.59 (1/16) mm    Countersunk Angle: 82 °    Pitch: 0.635 mm    Threads Per Inch: 40 TPI   
Part Number: SK028C-006-SK-S4 (PK-50)
5 units (250 pcs) Available Now | Further orders can be expected around Fri, Jan 09, 2026
$3.14 AUD
$5.87 AUD $3.14 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 5 available can be backordered.
Countersunk Screws - 4-40 UNC - 2.85mm - 6.4 mm - 304 Stainless Socket Screw
Thread Size (C)
4-40 UNC (2.85mm)

Overall Length (L)
6.4
mm
+ 0.0 / - 0.76
(Equiv. 0.252 in.)
Material
304 Stainless

Head Diameter (A)
6.5
mm
Countersunk 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: 2.1 mm    Minimum Thread Length (l): Not Specified mm    Hex Key (s): 1.59 (1/16) mm    Countersunk Angle: 82 °    Pitch: 0.635 mm    Threads Per Inch: 40 TPI   
Part Number: SK028C-006-SK-S4 (PK-50)
5 units (250 pcs) Available Now | Further orders can be expected around Fri, Jan 09, 2026
$3.14 AUD
$5.87 AUD $3.14 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

5 units (250 pcs) Available Now. Backorder if more than 5.
Countersunk Screws - 4-40 UNC - 2.85mm - 7.9 mm - 304 Stainless Socket Screw
Thread Size (C)
4-40 UNC (2.85mm)

Overall Length (L)
7.9
mm
+ 0.0 / - 0.76
(Equiv. 0.311 in.)
Material
304 Stainless

Head Diameter (A)
6.5
mm
Max Head Height
2.1
mm
Minimum Thread Length (l)
Not Specified
mm
Countersunk Screws - 4-40 UNC - 2.85mm - 7.9 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Hex Key (s): 1.59 (1/16) mm    Countersunk Angle: 82 °    Pitch: 0.635 mm    Threads Per Inch: 40 TPI   
Part Number: SK028C-007-SK-S4 (PK-20)
9 units (180 pcs) Available Now | Further orders can be expected around Fri, Jan 09, 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 9 available can be backordered.
Countersunk Screws - 4-40 UNC - 2.85mm - 7.9 mm - 304 Stainless Socket Screw
Thread Size (C)
4-40 UNC (2.85mm)

Overall Length (L)
7.9
mm
+ 0.0 / - 0.76
(Equiv. 0.311 in.)
Material
304 Stainless

Head Diameter (A)
6.5
mm
Countersunk Screws - 4-40 UNC - 2.85mm - 7.9 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 2.1 mm    Minimum Thread Length (l): Not Specified mm    Hex Key (s): 1.59 (1/16) mm    Countersunk Angle: 82 °    Pitch: 0.635 mm    Threads Per Inch: 40 TPI   
Part Number: SK028C-007-SK-S4 (PK-20)
9 units (180 pcs) Available Now | Further orders can be expected around Fri, Jan 09, 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

9 units (180 pcs) Available Now. Backorder if more than 9.
Countersunk Screws - 4-40 UNC - 2.85mm - 9.5 mm - 304 Stainless Socket Screw
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

Head Diameter (A)
6.5
mm
Max Head Height
2.1
mm
Minimum Thread Length (l)
Not Specified
mm
Countersunk Screws - 4-40 UNC - 2.85mm - 9.5 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Hex Key (s): 1.59 (1/16) mm    Countersunk Angle: 82 °    Pitch: 0.635 mm    Threads Per Inch: 40 TPI   
Part Number: SK028C-010-SK-S4 (PK-50)
1 pack (50 pcs) Available Now | Further orders can be expected around Fri, Jan 09, 2026
$4.32 AUD
$8.14 AUD $4.32 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.
Countersunk Screws - 4-40 UNC - 2.85mm - 9.5 mm - 304 Stainless Socket Screw
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

Head Diameter (A)
6.5
mm
Countersunk 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: 2.1 mm    Minimum Thread Length (l): Not Specified mm    Hex Key (s): 1.59 (1/16) mm    Countersunk Angle: 82 °    Pitch: 0.635 mm    Threads Per Inch: 40 TPI   
Part Number: SK028C-010-SK-S4 (PK-50)
1 pack (50 pcs) Available Now | Further orders can be expected around Fri, Jan 09, 2026
$4.32 AUD
$8.14 AUD $4.32 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.