Special Offers
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6.3 X 25 Hex Head Self Drilling Screw DIN 7504-K A2 Stainless Steel
In stockRRP From £11.21 -
M8 Flat Washer, Form A DIN 125-A A2 Stainless Steel
In stockRRP From £2.69 -
M8 Nylon Insert Nut DIN 985 A2 Stainless Steel
In stockRRP From £3.23 -
M10 Hexagon Full Nut DIN 934 A2 Stainless Steel
In stockRRP From £3.99
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2-56 UNC X 1/4" Hex Socket Countersunk ASME B18.3 A2 Stainless Steel
In stockThis 2 socket countersunk screw is manufactured to ASME B18.3 in A2 stainless steel (304 grade). ASME B18.3 specifies a 90 degree countersunk head driven by an internal hexagon socket, allowing the head to finish flush...RRP From £6.69RRP From £6.69 -
2-56 UNC X 3/8" Hexagon Socket Cap Screw ANSI/ASME B18.3 A2 Stainless Steel
In stockThis 2 socket cap screw is manufactured to ANSI/ASME B18.3 in A2 stainless steel (304 grade). ANSI/ASME B18.3 specifies the imperial series of socket head cap screws, driven by an internal hexagon socket, making it the...RRP From £4.85RRP From £4.85 -
2-56 UNC X 1/4" Hexagon Socket Cap Screw ANSI/ASME B18.3 A2 Stainless Steel
In stockThis 2 socket cap screw is manufactured to ANSI/ASME B18.3 in A2 stainless steel (304 grade). ANSI/ASME B18.3 specifies the imperial series of socket head cap screws, driven by an internal hexagon socket, making it the...RRP From £6.69RRP From £6.69 -
2-56 UNC X 3/4" Hexagon Socket Cap Screw ANSI/ASME B18.3 A2 Stainless Steel
In stockThis 2 socket cap screw is manufactured to ANSI/ASME B18.3 in A2 stainless steel (304 grade). ANSI/ASME B18.3 specifies the imperial series of socket head cap screws, driven by an internal hexagon socket, making it the...RRP From £5.34RRP From £5.34 -
2-56 UNC X 3/16" Hexagon Socket Cap Screw ANSI/ASME B18.3 A2 Stainless Steel
In stockThis 2 socket cap screw is manufactured to ANSI/ASME B18.3 in A2 stainless steel (304 grade). ANSI/ASME B18.3 specifies the imperial series of socket head cap screws, driven by an internal hexagon socket, making it the...RRP From £7.00RRP From £7.00 -
12.0 X 40 Socket Shoulder Screw ISO 7379 A2 Stainless Steel
In stockThis 12.0 x 40mm socket shoulder screw is manufactured to ISO 7379 in A2 stainless steel (304 grade). ISO 7379 specifies a screw with a precision ground cylindrical shoulder between the head and a smaller diameter...RRP From £18.32RRP From £18.32 -
2-56 UNC X 1/8" Hexagon Socket Cap Screw ANSI/ASME B18.3 A2 Stainless Steel
In stockThis 2 socket cap screw is manufactured to ANSI/ASME B18.3 in A2 stainless steel (304 grade). ANSI/ASME B18.3 specifies the imperial series of socket head cap screws, driven by an internal hexagon socket, making it the...RRP From £5.01RRP From £5.01 -
12 X 50 Socket Shoulder Screw ISO 7379 A2 Stainless Steel
In stockThis 12 x 50mm socket shoulder screw is manufactured to ISO 7379 in A2 stainless steel (304 grade). ISO 7379 specifies a screw with a precision ground cylindrical shoulder between the head and a smaller diameter...RRP From £20.19RRP From £20.19 -
12 X 20 Socket Shoulder Screw ISO 7379 A2 Stainless Steel
In stockThis 12 x 20mm socket shoulder screw is manufactured to ISO 7379 in A2 stainless steel (304 grade). ISO 7379 specifies a screw with a precision ground cylindrical shoulder between the head and a smaller diameter...RRP From £17.75RRP From £17.75 -
12 X 16 Socket Shoulder Screw ISO 7379 A2 Stainless Steel
In stockThis 12 x 16mm socket shoulder screw is manufactured to ISO 7379 in A2 stainless steel (304 grade). ISO 7379 specifies a screw with a precision ground cylindrical shoulder between the head and a smaller diameter...RRP From £17.26RRP From £17.26 -
12 X 25 Socket Shoulder Screw ISO 7379 A2 Stainless Steel
In stockThis 12 x 25mm socket shoulder screw is manufactured to ISO 7379 in A2 stainless steel (304 grade). ISO 7379 specifies a screw with a precision ground cylindrical shoulder between the head and a smaller diameter...RRP From £18.62RRP From £18.62 -
12 X 60 Socket Shoulder Screw ISO 7379 A2 Stainless Steel
Out of stockThis 12 x 60mm socket shoulder screw is manufactured to ISO 7379 in A2 stainless steel (304 grade). ISO 7379 specifies a screw with a precision ground cylindrical shoulder between the head and a smaller diameter...RRP From £43.05RRP From £43.05 -
12 X 30 Socket Shoulder Screw ISO 7379 A2 Stainless Steel
In stockThis 12 x 30mm socket shoulder screw is manufactured to ISO 7379 in A2 stainless steel (304 grade). ISO 7379 specifies a screw with a precision ground cylindrical shoulder between the head and a smaller diameter...RRP From £19.73RRP From £19.73 -
10-32 UNF X 5/8" Hexagon Socket Cap Screw ANSI/ASME B18.3 A2 Stainless Steel
In stockThis 10 socket cap screw is manufactured to ANSI/ASME B18.3 in A2 stainless steel (304 grade). ANSI/ASME B18.3 specifies the imperial series of socket head cap screws, driven by an internal hexagon socket, making it the...RRP From £5.58RRP From £5.58 -
12 X 12 Socket Shoulder Screw ISO 7379 A2 Stainless Steel
In stockThis 12 x 12mm socket shoulder screw is manufactured to ISO 7379 in A2 stainless steel (304 grade). ISO 7379 specifies a screw with a precision ground cylindrical shoulder between the head and a smaller diameter...RRP From £11.77RRP From £11.77 -
10-32 UNF X 3/8" Hexagon Socket Cap Screw ANSI/ASME B18.3 A2 Stainless Steel
In stockThis 10 socket cap screw is manufactured to ANSI/ASME B18.3 in A2 stainless steel (304 grade). ANSI/ASME B18.3 specifies the imperial series of socket head cap screws, driven by an internal hexagon socket, making it the...RRP From £5.32RRP From £5.32 -
10-32 UNF X 5/16" Hexagon Socket Cap Screw ANSI/ASME B18.3 A2 Stainless Steel
In stockThis 10 socket cap screw is manufactured to ANSI/ASME B18.3 in A2 stainless steel (304 grade). ANSI/ASME B18.3 specifies the imperial series of socket head cap screws, driven by an internal hexagon socket, making it the...RRP From £5.28RRP From £5.28 -
10-32 UNF X 7/8" Hexagon Socket Cap Screw ANSI/ASME B18.3 A2 Stainless Steel
Out of stockThis 10 socket cap screw is manufactured to ANSI/ASME B18.3 in A2 stainless steel (304 grade). ANSI/ASME B18.3 specifies a cylindrical head driven by an internal hexagon socket, making it suitable for counterbored holes and confined...RRP From £5.62RRP From £5.62 -
10-32 UNF X 1/4" Hexagon Socket Cap Screw ANSI/ASME B18.3 A2 Stainless Steel
In stockThis 10 socket cap screw is manufactured to ANSI/ASME B18.3 in A2 stainless steel (304 grade). ANSI/ASME B18.3 specifies the imperial series of socket head cap screws, driven by an internal hexagon socket, making it the...RRP From £5.22RRP From £5.22 -
10-32 UNF X 5/8" Hex Socket Countersunk ASME B18.3 A2 Stainless Steel
In stockThis 10 socket countersunk screw is manufactured to ASME B18.3 in A2 stainless steel (304 grade). ASME B18.3 specifies a 90 degree countersunk head driven by an internal hexagon socket, allowing the head to finish flush...RRP From £5.30RRP From £5.30 -
10-32 UNF X 1/2" Hex Socket Countersunk ASME B18.3 A2 Stainless Steel
Out of stockThis 10 socket countersunk screw is manufactured to ASME B18.3 in A2 stainless steel (304 grade). ASME B18.3 specifies a 90 degree countersunk head driven by an internal hexagon socket, allowing the head to finish flush...RRP From £5.22RRP From £5.22 -
10-32 UNF X 3/8" Hex Socket Countersunk ASME B18.3 A2 Stainless Steel
In stockThis 10 socket countersunk screw is manufactured to ASME B18.3 in A2 stainless steel (304 grade). ASME B18.3 specifies a 90 degree countersunk head driven by an internal hexagon socket, allowing the head to finish flush...RRP From £5.22RRP From £5.22 -
10-32 UNF X 1/2" Hexagon Socket Cap Screw ANSI/ASME B18.3 A2 Stainless Steel
In stockThis 10 socket cap screw is manufactured to ANSI/ASME B18.3 in A2 stainless steel (304 grade). ANSI/ASME B18.3 specifies the imperial series of socket head cap screws, driven by an internal hexagon socket, making it the...RRP From £3.54RRP From £3.54 -
10-32 UNF X 3/4" Hexagon Socket Cap Screw ANSI/ASME B18.3 A2 Stainless Steel
Out of stockThis 10 socket cap screw is manufactured to ANSI/ASME B18.3 in A2 stainless steel (304 grade). ANSI/ASME B18.3 specifies the imperial series of socket head cap screws, driven by an internal hexagon socket, making it the...RRP From £5.54RRP From £5.54 -
10-32 UNF X 1.1/2" Hexagon Socket Cap Screw ANSI/ASME B18.3 A2 Stainless Steel
In stockThis 10 socket cap screw is manufactured to ANSI/ASME B18.3 in A2 stainless steel (304 grade). ANSI/ASME B18.3 specifies the imperial series of socket head cap screws, driven by an internal hexagon socket, making it the...RRP From £4.05RRP From £4.05
Stainless steel socket screws in A2 (304) and A4 (316), from M1.2 to M24 and M30, plus imperial UNC, UNF, BSW and BA sizes. All drive with a hex key (Allen key), and many A4 sizes come in both A4-70 and the stronger A4-80.
- Socket cap screws (ISO 4762) from M1.2 to M24 and M30, and low head cap screws (DIN 7984 and DIN 6912) where headroom is tight.
- Button head screws (ISO 7380-1) with a low dome profile, and flanged button head screws (ISO 7380-2) with a built-in washer face.
- Countersunk socket screws (ISO 10642) that sit flush in a countersunk hole.
- Shoulder screws (ISO 7379) in A2.
Looking for headless screws? See socket set screws, also called grub screws. For tamper-resistant fixings, see security screws.
Choose A4 for coastal, marine and salt-exposed environments.
Frequently asked questions
What socket screws does Simfix stock?
Socket cap screws (ISO 4762) from M1.2 to M24 and M30, low head cap screws (DIN 7984), button head screws (ISO 7380-1) from M2 to M16, flanged button head screws (ISO 7380-2), countersunk socket screws (ISO 10642) from M2 to M24 and shoulder screws (ISO 7379). All take a hex key, and most styles come in both A2 (304) and A4 (316).
Sizes, grades and pack quantities vary by product type. Check the individual product listing for the exact specification and current availability.