Collection: Screws - Countersunk - Socket - 304 Stainless

Screws -> Countersunk -> Socket -> 304 Stainless
Thread Size (C) Overall Length (L) Material Head Diameter (A) Max Head Height Minimum Thread Length (l) Indicative
Image
Countersunk Screws - 1/4-20 UNC - 6.35mm - 63.5 mm - 304 Stainless Socket Screw
Thread Size (C)
1/4-20 UNC (6.35mm)
Overall Length (L)
63.5
mm
+ 0.0 / - 1.02
(Equiv. 2.5 in.)
Material
304 Stainless
Head Diameter (A)
13.5
mm
Max Head Height
4.1
mm
Minimum Thread Length (l)
Not Specified
mm
Countersunk Screws - 1/4-20 UNC - 6.35mm - 63.5 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Hex Key (s): 3.97 (5/32) mm    Countersunk Angle: 82 °    Pitch: 1.270 mm    Threads Per Inch: 20 TPI   
Part Number: SK064C-064-SK-S4 (Pack of 2)
21 units (42 pcs) Available Now | Further orders can be expected around Wed, Aug 12, 2026
Regular price $2.95 AUD
Regular price $4.63 AUD Sale price $2.95 AUD
Priced, Stocked and Sold Per pack of 2
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 21 available can be backordered.
Thread Size (C) Overall Length (L) Material Head Diameter (A) Indicative
Image
Countersunk Screws - 1/4-20 UNC - 6.35mm - 63.5 mm - 304 Stainless Socket Screw
Thread Size (C)
1/4-20 UNC (6.35mm)
Overall Length (L)
63.5
mm
+ 0.0 / - 1.02
(Equiv. 2.5 in.)
Material
304 Stainless
Head Diameter (A)
13.5
mm
Countersunk Screws - 1/4-20 UNC - 6.35mm - 63.5 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 4.1 mm    Minimum Thread Length (l): Not Specified mm    Hex Key (s): 3.97 (5/32) mm    Countersunk Angle: 82 °    Pitch: 1.270 mm    Threads Per Inch: 20 TPI   
Part Number: SK064C-064-SK-S4 (Pack of 2)
21 units (42 pcs) Available Now | Further orders can be expected around Wed, Aug 12, 2026
Regular price $2.95 AUD
Regular price $4.63 AUD Sale price $2.95 AUD
Priced, Stocked and Sold Per pack of 2
Excludes GST and overseas Taxes & Duties
Quantity Required

21 units (42 pcs) Available Now. Backorder if more than 21.
Countersunk Screws - 1/4-20 UNC - 6.35mm - 76.2 mm - 304 Stainless Socket Screw
Thread Size (C)
1/4-20 UNC (6.35mm)
Overall Length (L)
76.2
mm
+ 0.0 / - 1.55
(Equiv. 3 in.)
Material
304 Stainless
Head Diameter (A)
13.5
mm
Max Head Height
4.1
mm
Minimum Thread Length (l)
Not Specified
mm
Countersunk Screws - 1/4-20 UNC - 6.35mm - 76.2 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Hex Key (s): 3.97 (5/32) mm    Countersunk Angle: 82 °    Pitch: 1.270 mm    Threads Per Inch: 20 TPI   
Part Number: SK064C-076-SK-S4 (Pack of 2)
24 units (48 pcs) Available Now | Further orders can be expected around Wed, Aug 12, 2026
Regular price $3.41 AUD
Regular price $5.37 AUD Sale price $3.41 AUD
Priced, Stocked and Sold Per pack of 2
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 24 available can be backordered.
Countersunk Screws - 1/4-20 UNC - 6.35mm - 76.2 mm - 304 Stainless Socket Screw
Thread Size (C)
1/4-20 UNC (6.35mm)
Overall Length (L)
76.2
mm
+ 0.0 / - 1.55
(Equiv. 3 in.)
Material
304 Stainless
Head Diameter (A)
13.5
mm
Countersunk Screws - 1/4-20 UNC - 6.35mm - 76.2 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 4.1 mm    Minimum Thread Length (l): Not Specified mm    Hex Key (s): 3.97 (5/32) mm    Countersunk Angle: 82 °    Pitch: 1.270 mm    Threads Per Inch: 20 TPI   
Part Number: SK064C-076-SK-S4 (Pack of 2)
24 units (48 pcs) Available Now | Further orders can be expected around Wed, Aug 12, 2026
Regular price $3.41 AUD
Regular price $5.37 AUD Sale price $3.41 AUD
Priced, Stocked and Sold Per pack of 2
Excludes GST and overseas Taxes & Duties
Quantity Required

24 units (48 pcs) Available Now. Backorder if more than 24.
Countersunk Screws - 1/4-28 UNF - 6.35mm - 12.7 mm - 304 Stainless Socket Screw
Thread Size (C)
1/4-28 UNF (6.35mm)
Overall Length (L)
12.7
mm
+ 0.0 / - 0.76
(Equiv. 0.5 in.)
Material
304 Stainless
Head Diameter (A)
13.5
mm
Max Head Height
4.1
mm
Minimum Thread Length (l)
Not Specified
mm
Countersunk Screws - 1/4-28 UNF - 6.35mm - 12.7 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Hex Key (s): 3.97 (5/32) mm    Countersunk Angle: 82 °    Pitch: 0.907 mm    Threads Per Inch: 28 TPI   
Part Number: SK064F-013-SK-S4 (Pack of 100)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Aug 12, 2026
Regular price $52.41 AUD
Regular price Sale price $52.41 AUD
Priced, Stocked and Sold Per pack of 100
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Countersunk Screws - 1/4-28 UNF - 6.35mm - 12.7 mm - 304 Stainless Socket Screw
Thread Size (C)
1/4-28 UNF (6.35mm)
Overall Length (L)
12.7
mm
+ 0.0 / - 0.76
(Equiv. 0.5 in.)
Material
304 Stainless
Head Diameter (A)
13.5
mm
Countersunk Screws - 1/4-28 UNF - 6.35mm - 12.7 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 4.1 mm    Minimum Thread Length (l): Not Specified mm    Hex Key (s): 3.97 (5/32) mm    Countersunk Angle: 82 °    Pitch: 0.907 mm    Threads Per Inch: 28 TPI   
Part Number: SK064F-013-SK-S4 (Pack of 100)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Aug 12, 2026
Regular price $52.41 AUD
Regular price Sale price $52.41 AUD
Priced, Stocked and Sold Per pack of 100
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Countersunk Screws - 1/4-28 UNF - 6.35mm - 15.9 mm - 304 Stainless Socket Screw
Thread Size (C)
1/4-28 UNF (6.35mm)
Overall Length (L)
15.9
mm
+ 0.0 / - 0.76
(Equiv. 0.626 in.)
Material
304 Stainless
Head Diameter (A)
13.5
mm
Max Head Height
4.1
mm
Minimum Thread Length (l)
Not Specified
mm
Countersunk Screws - 1/4-28 UNF - 6.35mm - 15.9 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Hex Key (s): 3.97 (5/32) mm    Countersunk Angle: 82 °    Pitch: 0.907 mm    Threads Per Inch: 28 TPI   
Part Number: SK064F-016-SK-S4 (Pack of 100)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Aug 12, 2026
Regular price $60.41 AUD
Regular price Sale price $60.41 AUD
Priced, Stocked and Sold Per pack of 100
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Countersunk Screws - 1/4-28 UNF - 6.35mm - 15.9 mm - 304 Stainless Socket Screw
Thread Size (C)
1/4-28 UNF (6.35mm)
Overall Length (L)
15.9
mm
+ 0.0 / - 0.76
(Equiv. 0.626 in.)
Material
304 Stainless
Head Diameter (A)
13.5
mm
Countersunk Screws - 1/4-28 UNF - 6.35mm - 15.9 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 4.1 mm    Minimum Thread Length (l): Not Specified mm    Hex Key (s): 3.97 (5/32) mm    Countersunk Angle: 82 °    Pitch: 0.907 mm    Threads Per Inch: 28 TPI   
Part Number: SK064F-016-SK-S4 (Pack of 100)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Aug 12, 2026
Regular price $60.41 AUD
Regular price Sale price $60.41 AUD
Priced, Stocked and Sold Per pack of 100
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Countersunk Screws - 1/4-28 UNF - 6.35mm - 19.1 mm - 304 Stainless Socket Screw
Thread Size (C)
1/4-28 UNF (6.35mm)
Overall Length (L)
19.1
mm
+ 0.0 / - 0.76
(Equiv. 0.752 in.)
Material
304 Stainless
Head Diameter (A)
13.5
mm
Max Head Height
4.1
mm
Minimum Thread Length (l)
Not Specified
mm
Countersunk Screws - 1/4-28 UNF - 6.35mm - 19.1 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Hex Key (s): 3.97 (5/32) mm    Countersunk Angle: 82 °    Pitch: 0.907 mm    Threads Per Inch: 28 TPI   
Part Number: SK064F-019-SK-S4 (Pack of 5)
12 units (60 pcs) Available Now | Further orders can be expected around Wed, Aug 12, 2026
Regular price $2.41 AUD
Regular price $3.63 AUD Sale price $2.41 AUD
Priced, Stocked and Sold Per pack of 5
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 12 available can be backordered.
Countersunk Screws - 1/4-28 UNF - 6.35mm - 19.1 mm - 304 Stainless Socket Screw
Thread Size (C)
1/4-28 UNF (6.35mm)
Overall Length (L)
19.1
mm
+ 0.0 / - 0.76
(Equiv. 0.752 in.)
Material
304 Stainless
Head Diameter (A)
13.5
mm
Countersunk Screws - 1/4-28 UNF - 6.35mm - 19.1 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 4.1 mm    Minimum Thread Length (l): Not Specified mm    Hex Key (s): 3.97 (5/32) mm    Countersunk Angle: 82 °    Pitch: 0.907 mm    Threads Per Inch: 28 TPI   
Part Number: SK064F-019-SK-S4 (Pack of 5)
12 units (60 pcs) Available Now | Further orders can be expected around Wed, Aug 12, 2026
Regular price $2.41 AUD
Regular price $3.63 AUD Sale price $2.41 AUD
Priced, Stocked and Sold Per pack of 5
Excludes GST and overseas Taxes & Duties
Quantity Required

12 units (60 pcs) Available Now. Backorder if more than 12.
Countersunk Screws - 1/4-28 UNF - 6.35mm - 25.4 mm - 304 Stainless Socket Screw
Thread Size (C)
1/4-28 UNF (6.35mm)
Overall Length (L)
25.4
mm
+ 0.0 / - 0.76
(Equiv. 1 in.)
Material
304 Stainless
Head Diameter (A)
13.5
mm
Max Head Height
4.1
mm
Minimum Thread Length (l)
Not Specified
mm
Countersunk Screws - 1/4-28 UNF - 6.35mm - 25.4 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Hex Key (s): 3.97 (5/32) mm    Countersunk Angle: 82 °    Pitch: 0.907 mm    Threads Per Inch: 28 TPI   
Part Number: SK064F-025-SK-S4 (Pack of 50)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Aug 12, 2026
Regular price $33.77 AUD
Regular price $39.53 AUD Sale price $33.77 AUD
Priced, Stocked and Sold Per pack of 50
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Countersunk Screws - 1/4-28 UNF - 6.35mm - 25.4 mm - 304 Stainless Socket Screw
Thread Size (C)
1/4-28 UNF (6.35mm)
Overall Length (L)
25.4
mm
+ 0.0 / - 0.76
(Equiv. 1 in.)
Material
304 Stainless
Head Diameter (A)
13.5
mm
Countersunk Screws - 1/4-28 UNF - 6.35mm - 25.4 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 4.1 mm    Minimum Thread Length (l): Not Specified mm    Hex Key (s): 3.97 (5/32) mm    Countersunk Angle: 82 °    Pitch: 0.907 mm    Threads Per Inch: 28 TPI   
Part Number: SK064F-025-SK-S4 (Pack of 50)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Aug 12, 2026
Regular price $33.77 AUD
Regular price $39.53 AUD Sale price $33.77 AUD
Priced, Stocked and Sold Per pack of 50
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Countersunk Screws - 1/4-28 UNF - 6.35mm - 31.8 mm - 304 Stainless Socket Screw
Thread Size (C)
1/4-28 UNF (6.35mm)
Overall Length (L)
31.8
mm
+ 0.0 / - 1.02
(Equiv. 1.252 in.)
Material
304 Stainless
Head Diameter (A)
13.5
mm
Max Head Height
4.1
mm
Minimum Thread Length (l)
Not Specified
mm
Countersunk Screws - 1/4-28 UNF - 6.35mm - 31.8 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Hex Key (s): 3.97 (5/32) mm    Countersunk Angle: 82 °    Pitch: 0.907 mm    Threads Per Inch: 28 TPI   
Part Number: SK064F-032-SK-S4 (Pack of 5)
20 units (100 pcs) Available Now | Further orders can be expected around Wed, Aug 12, 2026
Regular price $3.68 AUD
Regular price $5.97 AUD Sale price $3.68 AUD
Priced, Stocked and Sold Per pack of 5
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 20 available can be backordered.
Countersunk Screws - 1/4-28 UNF - 6.35mm - 31.8 mm - 304 Stainless Socket Screw
Thread Size (C)
1/4-28 UNF (6.35mm)
Overall Length (L)
31.8
mm
+ 0.0 / - 1.02
(Equiv. 1.252 in.)
Material
304 Stainless
Head Diameter (A)
13.5
mm
Countersunk Screws - 1/4-28 UNF - 6.35mm - 31.8 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 4.1 mm    Minimum Thread Length (l): Not Specified mm    Hex Key (s): 3.97 (5/32) mm    Countersunk Angle: 82 °    Pitch: 0.907 mm    Threads Per Inch: 28 TPI   
Part Number: SK064F-032-SK-S4 (Pack of 5)
20 units (100 pcs) Available Now | Further orders can be expected around Wed, Aug 12, 2026
Regular price $3.68 AUD
Regular price $5.97 AUD Sale price $3.68 AUD
Priced, Stocked and Sold Per pack of 5
Excludes GST and overseas Taxes & Duties
Quantity Required

20 units (100 pcs) Available Now. Backorder if more than 20.
Countersunk Screws - 1/4-28 UNF - 6.35mm - 38.1 mm - 304 Stainless Socket Screw
Thread Size (C)
1/4-28 UNF (6.35mm)
Overall Length (L)
38.1
mm
+ 0.0 / - 1.02
(Equiv. 1.5 in.)
Material
304 Stainless
Head Diameter (A)
13.5
mm
Max Head Height
4.1
mm
Minimum Thread Length (l)
Not Specified
mm
Countersunk Screws - 1/4-28 UNF - 6.35mm - 38.1 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Hex Key (s): 3.97 (5/32) mm    Countersunk Angle: 82 °    Pitch: 0.907 mm    Threads Per Inch: 28 TPI   
Part Number: SK064F-038-SK-S4 (Pack of 50)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Aug 12, 2026
Regular price $40.32 AUD
Regular price $47.38 AUD Sale price $40.32 AUD
Priced, Stocked and Sold Per pack of 50
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Countersunk Screws - 1/4-28 UNF - 6.35mm - 38.1 mm - 304 Stainless Socket Screw
Thread Size (C)
1/4-28 UNF (6.35mm)
Overall Length (L)
38.1
mm
+ 0.0 / - 1.02
(Equiv. 1.5 in.)
Material
304 Stainless
Head Diameter (A)
13.5
mm
Countersunk Screws - 1/4-28 UNF - 6.35mm - 38.1 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 4.1 mm    Minimum Thread Length (l): Not Specified mm    Hex Key (s): 3.97 (5/32) mm    Countersunk Angle: 82 °    Pitch: 0.907 mm    Threads Per Inch: 28 TPI   
Part Number: SK064F-038-SK-S4 (Pack of 50)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Aug 12, 2026
Regular price $40.32 AUD
Regular price $47.38 AUD Sale price $40.32 AUD
Priced, Stocked and Sold Per pack of 50
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Countersunk Screws - 1/4-28 UNF - 6.35mm - 50.8 mm - 304 Stainless Socket Screw
Thread Size (C)
1/4-28 UNF (6.35mm)
Overall Length (L)
50.8
mm
+ 0.0 / - 1.02
(Equiv. 2 in.)
Material
304 Stainless
Head Diameter (A)
13.5
mm
Max Head Height
4.1
mm
Minimum Thread Length (l)
Not Specified
mm
Countersunk Screws - 1/4-28 UNF - 6.35mm - 50.8 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Hex Key (s): 3.97 (5/32) mm    Countersunk Angle: 82 °    Pitch: 0.907 mm    Threads Per Inch: 28 TPI   
Part Number: SK064F-051-SK-S4 (Pack of 50)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Aug 12, 2026
Regular price $34.50 AUD
Regular price $40.40 AUD Sale price $34.50 AUD
Priced, Stocked and Sold Per pack of 50
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Countersunk Screws - 1/4-28 UNF - 6.35mm - 50.8 mm - 304 Stainless Socket Screw
Thread Size (C)
1/4-28 UNF (6.35mm)
Overall Length (L)
50.8
mm
+ 0.0 / - 1.02
(Equiv. 2 in.)
Material
304 Stainless
Head Diameter (A)
13.5
mm
Countersunk Screws - 1/4-28 UNF - 6.35mm - 50.8 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 4.1 mm    Minimum Thread Length (l): Not Specified mm    Hex Key (s): 3.97 (5/32) mm    Countersunk Angle: 82 °    Pitch: 0.907 mm    Threads Per Inch: 28 TPI   
Part Number: SK064F-051-SK-S4 (Pack of 50)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Aug 12, 2026
Regular price $34.50 AUD
Regular price $40.40 AUD Sale price $34.50 AUD
Priced, Stocked and Sold Per pack of 50
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Countersunk Screws - 5/16-18 UNC - 7.94mm - 12.7 mm - 304 Stainless Socket Screw
Thread Size (C)
5/16-18 UNC (7.94mm)
Overall Length (L)
12.7
mm
+ 0.0 / - 0.76
(Equiv. 0.5 in.)
Material
304 Stainless
Head Diameter (A)
16.7
mm
Max Head Height
5.0
mm
Minimum Thread Length (l)
Not Specified
mm
Countersunk Screws - 5/16-18 UNC - 7.94mm - 12.7 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Hex Key (s): 4.76 (3/16) mm    Countersunk Angle: 82 °    Pitch: 1.411 mm    Threads Per Inch: 18 TPI   
Part Number: SK079C-013-SK-S4 (Pack of 50)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Aug 12, 2026
Regular price $43.59 AUD
Regular price Sale price $43.59 AUD
Priced, Stocked and Sold Per pack of 50
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Countersunk Screws - 5/16-18 UNC - 7.94mm - 12.7 mm - 304 Stainless Socket Screw
Thread Size (C)
5/16-18 UNC (7.94mm)
Overall Length (L)
12.7
mm
+ 0.0 / - 0.76
(Equiv. 0.5 in.)
Material
304 Stainless
Head Diameter (A)
16.7
mm
Countersunk Screws - 5/16-18 UNC - 7.94mm - 12.7 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 5.0 mm    Minimum Thread Length (l): Not Specified mm    Hex Key (s): 4.76 (3/16) mm    Countersunk Angle: 82 °    Pitch: 1.411 mm    Threads Per Inch: 18 TPI   
Part Number: SK079C-013-SK-S4 (Pack of 50)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Aug 12, 2026
Regular price $43.59 AUD
Regular price Sale price $43.59 AUD
Priced, Stocked and Sold Per pack of 50
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Countersunk Screws - 5/16-18 UNC - 7.94mm - 15.9 mm - 304 Stainless Socket Screw
Thread Size (C)
5/16-18 UNC (7.94mm)
Overall Length (L)
15.9
mm
+ 0.0 / - 0.76
(Equiv. 0.626 in.)
Material
304 Stainless
Head Diameter (A)
16.7
mm
Max Head Height
5.0
mm
Minimum Thread Length (l)
Not Specified
mm
Countersunk Screws - 5/16-18 UNC - 7.94mm - 15.9 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Hex Key (s): 4.76 (3/16) mm    Countersunk Angle: 82 °    Pitch: 1.411 mm    Threads Per Inch: 18 TPI   
Part Number: SK079C-016-SK-S4 (Pack of 50)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Aug 12, 2026
Regular price $47.50 AUD
Regular price Sale price $47.50 AUD
Priced, Stocked and Sold Per pack of 50
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Countersunk Screws - 5/16-18 UNC - 7.94mm - 15.9 mm - 304 Stainless Socket Screw
Thread Size (C)
5/16-18 UNC (7.94mm)
Overall Length (L)
15.9
mm
+ 0.0 / - 0.76
(Equiv. 0.626 in.)
Material
304 Stainless
Head Diameter (A)
16.7
mm
Countersunk Screws - 5/16-18 UNC - 7.94mm - 15.9 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 5.0 mm    Minimum Thread Length (l): Not Specified mm    Hex Key (s): 4.76 (3/16) mm    Countersunk Angle: 82 °    Pitch: 1.411 mm    Threads Per Inch: 18 TPI   
Part Number: SK079C-016-SK-S4 (Pack of 50)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Aug 12, 2026
Regular price $47.50 AUD
Regular price Sale price $47.50 AUD
Priced, Stocked and Sold Per pack of 50
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Countersunk Screws - 5/16-18 UNC - 7.94mm - 19.1 mm - 304 Stainless Socket Screw
Thread Size (C)
5/16-18 UNC (7.94mm)
Overall Length (L)
19.1
mm
+ 0.0 / - 0.76
(Equiv. 0.752 in.)
Material
304 Stainless
Head Diameter (A)
16.7
mm
Max Head Height
5.0
mm
Minimum Thread Length (l)
Not Specified
mm
Countersunk Screws - 5/16-18 UNC - 7.94mm - 19.1 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Hex Key (s): 4.76 (3/16) mm    Countersunk Angle: 82 °    Pitch: 1.411 mm    Threads Per Inch: 18 TPI   
Part Number: SK079C-019-SK-S4 (Pack of 50)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Aug 12, 2026
Regular price $54.14 AUD
Regular price Sale price $54.14 AUD
Priced, Stocked and Sold Per pack of 50
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Countersunk Screws - 5/16-18 UNC - 7.94mm - 19.1 mm - 304 Stainless Socket Screw
Thread Size (C)
5/16-18 UNC (7.94mm)
Overall Length (L)
19.1
mm
+ 0.0 / - 0.76
(Equiv. 0.752 in.)
Material
304 Stainless
Head Diameter (A)
16.7
mm
Countersunk Screws - 5/16-18 UNC - 7.94mm - 19.1 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 5.0 mm    Minimum Thread Length (l): Not Specified mm    Hex Key (s): 4.76 (3/16) mm    Countersunk Angle: 82 °    Pitch: 1.411 mm    Threads Per Inch: 18 TPI   
Part Number: SK079C-019-SK-S4 (Pack of 50)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Aug 12, 2026
Regular price $54.14 AUD
Regular price Sale price $54.14 AUD
Priced, Stocked and Sold Per pack of 50
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Countersunk Screws - 5/16-18 UNC - 7.94mm - 25.4 mm - 304 Stainless Socket Screw
Thread Size (C)
5/16-18 UNC (7.94mm)
Overall Length (L)
25.4
mm
+ 0.0 / - 0.76
(Equiv. 1 in.)
Material
304 Stainless
Head Diameter (A)
16.7
mm
Max Head Height
5.0
mm
Minimum Thread Length (l)
Not Specified
mm
Countersunk Screws - 5/16-18 UNC - 7.94mm - 25.4 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Hex Key (s): 4.76 (3/16) mm    Countersunk Angle: 82 °    Pitch: 1.411 mm    Threads Per Inch: 18 TPI   
Part Number: SK079C-025-SK-S4 (Pack of 50)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Aug 12, 2026
Regular price $66.86 AUD
Regular price Sale price $66.86 AUD
Priced, Stocked and Sold Per pack of 50
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Countersunk Screws - 5/16-18 UNC - 7.94mm - 25.4 mm - 304 Stainless Socket Screw
Thread Size (C)
5/16-18 UNC (7.94mm)
Overall Length (L)
25.4
mm
+ 0.0 / - 0.76
(Equiv. 1 in.)
Material
304 Stainless
Head Diameter (A)
16.7
mm
Countersunk Screws - 5/16-18 UNC - 7.94mm - 25.4 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 5.0 mm    Minimum Thread Length (l): Not Specified mm    Hex Key (s): 4.76 (3/16) mm    Countersunk Angle: 82 °    Pitch: 1.411 mm    Threads Per Inch: 18 TPI   
Part Number: SK079C-025-SK-S4 (Pack of 50)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Aug 12, 2026
Regular price $66.86 AUD
Regular price Sale price $66.86 AUD
Priced, Stocked and Sold Per pack of 50
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Countersunk Screws - 5/16-18 UNC - 7.94mm - 31.8 mm - 304 Stainless Socket Screw
Thread Size (C)
5/16-18 UNC (7.94mm)
Overall Length (L)
31.8
mm
+ 0.0 / - 1.02
(Equiv. 1.252 in.)
Material
304 Stainless
Head Diameter (A)
16.7
mm
Max Head Height
5.0
mm
Minimum Thread Length (l)
Not Specified
mm
Countersunk Screws - 5/16-18 UNC - 7.94mm - 31.8 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Hex Key (s): 4.76 (3/16) mm    Countersunk Angle: 82 °    Pitch: 1.411 mm    Threads Per Inch: 18 TPI   
Part Number: SK079C-032-SK-S4 (Pack of 50)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Aug 12, 2026
Regular price $77.77 AUD
Regular price Sale price $77.77 AUD
Priced, Stocked and Sold Per pack of 50
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Countersunk Screws - 5/16-18 UNC - 7.94mm - 31.8 mm - 304 Stainless Socket Screw
Thread Size (C)
5/16-18 UNC (7.94mm)
Overall Length (L)
31.8
mm
+ 0.0 / - 1.02
(Equiv. 1.252 in.)
Material
304 Stainless
Head Diameter (A)
16.7
mm
Countersunk Screws - 5/16-18 UNC - 7.94mm - 31.8 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 5.0 mm    Minimum Thread Length (l): Not Specified mm    Hex Key (s): 4.76 (3/16) mm    Countersunk Angle: 82 °    Pitch: 1.411 mm    Threads Per Inch: 18 TPI   
Part Number: SK079C-032-SK-S4 (Pack of 50)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Aug 12, 2026
Regular price $77.77 AUD
Regular price Sale price $77.77 AUD
Priced, Stocked and Sold Per pack of 50
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Countersunk Screws - 5/16-18 UNC - 7.94mm - 38.1 mm - 304 Stainless Socket Screw
Thread Size (C)
5/16-18 UNC (7.94mm)
Overall Length (L)
38.1
mm
+ 0.0 / - 1.02
(Equiv. 1.5 in.)
Material
304 Stainless
Head Diameter (A)
16.7
mm
Max Head Height
5.0
mm
Minimum Thread Length (l)
Not Specified
mm
Countersunk Screws - 5/16-18 UNC - 7.94mm - 38.1 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Hex Key (s): 4.76 (3/16) mm    Countersunk Angle: 82 °    Pitch: 1.411 mm    Threads Per Inch: 18 TPI   
Part Number: SK079C-038-SK-S4 (Pack of 50)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Aug 12, 2026
Regular price $45.77 AUD
Regular price $53.93 AUD Sale price $45.77 AUD
Priced, Stocked and Sold Per pack of 50
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Countersunk Screws - 5/16-18 UNC - 7.94mm - 38.1 mm - 304 Stainless Socket Screw
Thread Size (C)
5/16-18 UNC (7.94mm)
Overall Length (L)
38.1
mm
+ 0.0 / - 1.02
(Equiv. 1.5 in.)
Material
304 Stainless
Head Diameter (A)
16.7
mm
Countersunk Screws - 5/16-18 UNC - 7.94mm - 38.1 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 5.0 mm    Minimum Thread Length (l): Not Specified mm    Hex Key (s): 4.76 (3/16) mm    Countersunk Angle: 82 °    Pitch: 1.411 mm    Threads Per Inch: 18 TPI   
Part Number: SK079C-038-SK-S4 (Pack of 50)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Aug 12, 2026
Regular price $45.77 AUD
Regular price $53.93 AUD Sale price $45.77 AUD
Priced, Stocked and Sold Per pack of 50
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Countersunk Screws - 5/16-18 UNC - 7.94mm - 44.5 mm - 304 Stainless Socket Screw
Thread Size (C)
5/16-18 UNC (7.94mm)
Overall Length (L)
44.5
mm
+ 0.0 / - 1.02
(Equiv. 1.752 in.)
Material
304 Stainless
Head Diameter (A)
16.7
mm
Max Head Height
5.0
mm
Minimum Thread Length (l)
Not Specified
mm
Countersunk Screws - 5/16-18 UNC - 7.94mm - 44.5 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Hex Key (s): 4.76 (3/16) mm    Countersunk Angle: 82 °    Pitch: 1.411 mm    Threads Per Inch: 18 TPI   
Part Number: SK079C-045-SK-S4 (Pack of 100)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Aug 12, 2026
Regular price $98.86 AUD
Regular price $117.04 AUD Sale price $98.86 AUD
Priced, Stocked and Sold Per pack of 100
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Countersunk Screws - 5/16-18 UNC - 7.94mm - 44.5 mm - 304 Stainless Socket Screw
Thread Size (C)
5/16-18 UNC (7.94mm)
Overall Length (L)
44.5
mm
+ 0.0 / - 1.02
(Equiv. 1.752 in.)
Material
304 Stainless
Head Diameter (A)
16.7
mm
Countersunk Screws - 5/16-18 UNC - 7.94mm - 44.5 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 5.0 mm    Minimum Thread Length (l): Not Specified mm    Hex Key (s): 4.76 (3/16) mm    Countersunk Angle: 82 °    Pitch: 1.411 mm    Threads Per Inch: 18 TPI   
Part Number: SK079C-045-SK-S4 (Pack of 100)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Aug 12, 2026
Regular price $98.86 AUD
Regular price $117.04 AUD Sale price $98.86 AUD
Priced, Stocked and Sold Per pack of 100
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Countersunk Screws - 5/16-18 UNC - 7.94mm - 50.8 mm - 304 Stainless Socket Screw
Thread Size (C)
5/16-18 UNC (7.94mm)
Overall Length (L)
50.8
mm
+ 0.0 / - 1.02
(Equiv. 2 in.)
Material
304 Stainless
Head Diameter (A)
16.7
mm
Max Head Height
5.0
mm
Minimum Thread Length (l)
Not Specified
mm
Countersunk Screws - 5/16-18 UNC - 7.94mm - 50.8 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Hex Key (s): 4.76 (3/16) mm    Countersunk Angle: 82 °    Pitch: 1.411 mm    Threads Per Inch: 18 TPI   
Part Number: SK079C-051-SK-S4 (Pack of 50)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Aug 12, 2026
Regular price $33.05 AUD
Regular price $38.65 AUD Sale price $33.05 AUD
Priced, Stocked and Sold Per pack of 50
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Countersunk Screws - 5/16-18 UNC - 7.94mm - 50.8 mm - 304 Stainless Socket Screw
Thread Size (C)
5/16-18 UNC (7.94mm)
Overall Length (L)
50.8
mm
+ 0.0 / - 1.02
(Equiv. 2 in.)
Material
304 Stainless
Head Diameter (A)
16.7
mm
Countersunk Screws - 5/16-18 UNC - 7.94mm - 50.8 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 5.0 mm    Minimum Thread Length (l): Not Specified mm    Hex Key (s): 4.76 (3/16) mm    Countersunk Angle: 82 °    Pitch: 1.411 mm    Threads Per Inch: 18 TPI   
Part Number: SK079C-051-SK-S4 (Pack of 50)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Aug 12, 2026
Regular price $33.05 AUD
Regular price $38.65 AUD Sale price $33.05 AUD
Priced, Stocked and Sold Per pack of 50
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Countersunk Screws - 5/16-18 UNC - 7.94mm - 63.5 mm - 304 Stainless Socket Screw
Thread Size (C)
5/16-18 UNC (7.94mm)
Overall Length (L)
63.5
mm
+ 0.0 / - 1.02
(Equiv. 2.5 in.)
Material
304 Stainless
Head Diameter (A)
16.7
mm
Max Head Height
5.0
mm
Minimum Thread Length (l)
Not Specified
mm
Countersunk Screws - 5/16-18 UNC - 7.94mm - 63.5 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Hex Key (s): 4.76 (3/16) mm    Countersunk Angle: 82 °    Pitch: 1.411 mm    Threads Per Inch: 18 TPI   
Part Number: SK079C-064-SK-S4 (Pack of 100)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Aug 12, 2026
Regular price $101.59 AUD
Regular price $120.31 AUD Sale price $101.59 AUD
Priced, Stocked and Sold Per pack of 100
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Countersunk Screws - 5/16-18 UNC - 7.94mm - 63.5 mm - 304 Stainless Socket Screw
Thread Size (C)
5/16-18 UNC (7.94mm)
Overall Length (L)
63.5
mm
+ 0.0 / - 1.02
(Equiv. 2.5 in.)
Material
304 Stainless
Head Diameter (A)
16.7
mm
Countersunk Screws - 5/16-18 UNC - 7.94mm - 63.5 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 5.0 mm    Minimum Thread Length (l): Not Specified mm    Hex Key (s): 4.76 (3/16) mm    Countersunk Angle: 82 °    Pitch: 1.411 mm    Threads Per Inch: 18 TPI   
Part Number: SK079C-064-SK-S4 (Pack of 100)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Aug 12, 2026
Regular price $101.59 AUD
Regular price $120.31 AUD Sale price $101.59 AUD
Priced, Stocked and Sold Per pack of 100
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Countersunk Screws - 5/16-18 UNC - 7.94mm - 76.2 mm - 304 Stainless Socket Screw
Thread Size (C)
5/16-18 UNC (7.94mm)
Overall Length (L)
76.2
mm
+ 0.0 / - 1.55
(Equiv. 3 in.)
Material
304 Stainless
Head Diameter (A)
16.7
mm
Max Head Height
5.0
mm
Minimum Thread Length (l)
Not Specified
mm
Countersunk Screws - 5/16-18 UNC - 7.94mm - 76.2 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Hex Key (s): 4.76 (3/16) mm    Countersunk Angle: 82 °    Pitch: 1.411 mm    Threads Per Inch: 18 TPI   
Part Number: SK079C-076-SK-S4 (Pack of 100)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Aug 12, 2026
Regular price $157.14 AUD
Regular price $186.96 AUD Sale price $157.14 AUD
Priced, Stocked and Sold Per pack of 100
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Countersunk Screws - 5/16-18 UNC - 7.94mm - 76.2 mm - 304 Stainless Socket Screw
Thread Size (C)
5/16-18 UNC (7.94mm)
Overall Length (L)
76.2
mm
+ 0.0 / - 1.55
(Equiv. 3 in.)
Material
304 Stainless
Head Diameter (A)
16.7
mm
Countersunk Screws - 5/16-18 UNC - 7.94mm - 76.2 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 5.0 mm    Minimum Thread Length (l): Not Specified mm    Hex Key (s): 4.76 (3/16) mm    Countersunk Angle: 82 °    Pitch: 1.411 mm    Threads Per Inch: 18 TPI   
Part Number: SK079C-076-SK-S4 (Pack of 100)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Aug 12, 2026
Regular price $157.14 AUD
Regular price $186.96 AUD Sale price $157.14 AUD
Priced, Stocked and Sold Per pack of 100
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Countersunk Screws - 5/16-24 UNF - 7.94mm - 19.1 mm - 304 Stainless Socket Screw
Thread Size (C)
5/16-24 UNF (7.94mm)
Overall Length (L)
19.1
mm
+ 0.0 / - 0.76
(Equiv. 0.752 in.)
Material
304 Stainless
Head Diameter (A)
16.7
mm
Max Head Height
5.0
mm
Minimum Thread Length (l)
Not Specified
mm
Countersunk Screws - 5/16-24 UNF - 7.94mm - 19.1 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Hex Key (s): 4.76 (3/16) mm    Countersunk Angle: 82 °    Pitch: 1.058 mm    Threads Per Inch: 24 TPI   
Part Number: SK079F-019-SK-S4 (Pack of 100)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Aug 12, 2026
Regular price $95.32 AUD
Regular price $112.78 AUD Sale price $95.32 AUD
Priced, Stocked and Sold Per pack of 100
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Countersunk Screws - 5/16-24 UNF - 7.94mm - 19.1 mm - 304 Stainless Socket Screw
Thread Size (C)
5/16-24 UNF (7.94mm)
Overall Length (L)
19.1
mm
+ 0.0 / - 0.76
(Equiv. 0.752 in.)
Material
304 Stainless
Head Diameter (A)
16.7
mm
Countersunk Screws - 5/16-24 UNF - 7.94mm - 19.1 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 5.0 mm    Minimum Thread Length (l): Not Specified mm    Hex Key (s): 4.76 (3/16) mm    Countersunk Angle: 82 °    Pitch: 1.058 mm    Threads Per Inch: 24 TPI   
Part Number: SK079F-019-SK-S4 (Pack of 100)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Aug 12, 2026
Regular price $95.32 AUD
Regular price $112.78 AUD Sale price $95.32 AUD
Priced, Stocked and Sold Per pack of 100
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Countersunk Screws - 5/16-24 UNF - 7.94mm - 25.4 mm - 304 Stainless Socket Screw
Thread Size (C)
5/16-24 UNF (7.94mm)
Overall Length (L)
25.4
mm
+ 0.0 / - 0.76
(Equiv. 1 in.)
Material
304 Stainless
Head Diameter (A)
16.7
mm
Max Head Height
5.0
mm
Minimum Thread Length (l)
Not Specified
mm
Countersunk Screws - 5/16-24 UNF - 7.94mm - 25.4 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Hex Key (s): 4.76 (3/16) mm    Countersunk Angle: 82 °    Pitch: 1.058 mm    Threads Per Inch: 24 TPI   
Part Number: SK079F-025-SK-S4 (Pack of 5)
8 units (40 pcs) Available Now | Further orders can be expected around Wed, Aug 12, 2026
Regular price $5.23 AUD
Regular price $8.97 AUD Sale price $5.23 AUD
Priced, Stocked and Sold Per pack of 5
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 8 available can be backordered.
Countersunk Screws - 5/16-24 UNF - 7.94mm - 25.4 mm - 304 Stainless Socket Screw
Thread Size (C)
5/16-24 UNF (7.94mm)
Overall Length (L)
25.4
mm
+ 0.0 / - 0.76
(Equiv. 1 in.)
Material
304 Stainless
Head Diameter (A)
16.7
mm
Countersunk Screws - 5/16-24 UNF - 7.94mm - 25.4 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 5.0 mm    Minimum Thread Length (l): Not Specified mm    Hex Key (s): 4.76 (3/16) mm    Countersunk Angle: 82 °    Pitch: 1.058 mm    Threads Per Inch: 24 TPI   
Part Number: SK079F-025-SK-S4 (Pack of 5)
8 units (40 pcs) Available Now | Further orders can be expected around Wed, Aug 12, 2026
Regular price $5.23 AUD
Regular price $8.97 AUD Sale price $5.23 AUD
Priced, Stocked and Sold Per pack of 5
Excludes GST and overseas Taxes & Duties
Quantity Required

8 units (40 pcs) Available Now. Backorder if more than 8.
Countersunk Screws - 5/16-24 UNF - 7.94mm - 31.8 mm - 304 Stainless Socket Screw
Thread Size (C)
5/16-24 UNF (7.94mm)
Overall Length (L)
31.8
mm
+ 0.0 / - 1.02
(Equiv. 1.252 in.)
Material
304 Stainless
Head Diameter (A)
16.7
mm
Max Head Height
5.0
mm
Minimum Thread Length (l)
Not Specified
mm
Countersunk Screws - 5/16-24 UNF - 7.94mm - 31.8 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Hex Key (s): 4.76 (3/16) mm    Countersunk Angle: 82 °    Pitch: 1.058 mm    Threads Per Inch: 24 TPI   
Part Number: SK079F-032-SK-S4 (Pack of 50)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Aug 12, 2026
Regular price $65.95 AUD
Regular price $77.55 AUD Sale price $65.95 AUD
Priced, Stocked and Sold Per pack of 50
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Countersunk Screws - 5/16-24 UNF - 7.94mm - 31.8 mm - 304 Stainless Socket Screw
Thread Size (C)
5/16-24 UNF (7.94mm)
Overall Length (L)
31.8
mm
+ 0.0 / - 1.02
(Equiv. 1.252 in.)
Material
304 Stainless
Head Diameter (A)
16.7
mm
Countersunk Screws - 5/16-24 UNF - 7.94mm - 31.8 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 5.0 mm    Minimum Thread Length (l): Not Specified mm    Hex Key (s): 4.76 (3/16) mm    Countersunk Angle: 82 °    Pitch: 1.058 mm    Threads Per Inch: 24 TPI   
Part Number: SK079F-032-SK-S4 (Pack of 50)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Aug 12, 2026
Regular price $65.95 AUD
Regular price $77.55 AUD Sale price $65.95 AUD
Priced, Stocked and Sold Per pack of 50
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Countersunk Screws - 5/16-24 UNF - 7.94mm - 38.1 mm - 304 Stainless Socket Screw
Thread Size (C)
5/16-24 UNF (7.94mm)
Overall Length (L)
38.1
mm
+ 0.0 / - 1.02
(Equiv. 1.5 in.)
Material
304 Stainless
Head Diameter (A)
16.7
mm
Max Head Height
5.0
mm
Minimum Thread Length (l)
Not Specified
mm
Countersunk Screws - 5/16-24 UNF - 7.94mm - 38.1 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Hex Key (s): 4.76 (3/16) mm    Countersunk Angle: 82 °    Pitch: 1.058 mm    Threads Per Inch: 24 TPI   
Part Number: SK079F-038-SK-S4 (Pack of 50)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Aug 12, 2026
Regular price $85.32 AUD
Regular price $100.78 AUD Sale price $85.32 AUD
Priced, Stocked and Sold Per pack of 50
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Countersunk Screws - 5/16-24 UNF - 7.94mm - 38.1 mm - 304 Stainless Socket Screw
Thread Size (C)
5/16-24 UNF (7.94mm)
Overall Length (L)
38.1
mm
+ 0.0 / - 1.02
(Equiv. 1.5 in.)
Material
304 Stainless
Head Diameter (A)
16.7
mm
Countersunk Screws - 5/16-24 UNF - 7.94mm - 38.1 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 5.0 mm    Minimum Thread Length (l): Not Specified mm    Hex Key (s): 4.76 (3/16) mm    Countersunk Angle: 82 °    Pitch: 1.058 mm    Threads Per Inch: 24 TPI   
Part Number: SK079F-038-SK-S4 (Pack of 50)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Aug 12, 2026
Regular price $85.32 AUD
Regular price $100.78 AUD Sale price $85.32 AUD
Priced, Stocked and Sold Per pack of 50
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Countersunk Screws - 5/16-24 UNF - 7.94mm - 50.8 mm - 304 Stainless Socket Screw
Thread Size (C)
5/16-24 UNF (7.94mm)
Overall Length (L)
50.8
mm
+ 0.0 / - 1.02
(Equiv. 2 in.)
Material
304 Stainless
Head Diameter (A)
16.7
mm
Max Head Height
5.0
mm
Minimum Thread Length (l)
Not Specified
mm
Countersunk Screws - 5/16-24 UNF - 7.94mm - 50.8 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Hex Key (s): 4.76 (3/16) mm    Countersunk Angle: 82 °    Pitch: 1.058 mm    Threads Per Inch: 24 TPI   
Part Number: SK079F-051-SK-S4 (Pack of 50)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Aug 12, 2026
Regular price $97.14 AUD
Regular price Sale price $97.14 AUD
Priced, Stocked and Sold Per pack of 50
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Countersunk Screws - 5/16-24 UNF - 7.94mm - 50.8 mm - 304 Stainless Socket Screw
Thread Size (C)
5/16-24 UNF (7.94mm)
Overall Length (L)
50.8
mm
+ 0.0 / - 1.02
(Equiv. 2 in.)
Material
304 Stainless
Head Diameter (A)
16.7
mm
Countersunk Screws - 5/16-24 UNF - 7.94mm - 50.8 mm - 304 Stainless Socket
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Max Head Height: 5.0 mm    Minimum Thread Length (l): Not Specified mm    Hex Key (s): 4.76 (3/16) mm    Countersunk Angle: 82 °    Pitch: 1.058 mm    Threads Per Inch: 24 TPI   
Part Number: SK079F-051-SK-S4 (Pack of 50)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Aug 12, 2026
Regular price $97.14 AUD
Regular price Sale price $97.14 AUD
Priced, Stocked and Sold Per pack of 50
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.