Fasteners > Screws > Socket Countersunk Screws | Flat Head Socket Screw | Flat Head/ Countersunk Socket Screws (UNC/UNF) are manufactured to ANSI B18.3 / ASTM F835 | Made of high-grade alloy steel | Available in plain and Zinc finish. |
Fasteners > Screws > Socket Countersunk Screws | Flat Head Socket Screw | Flat Head/ Countersunk Socket Screws (UNC/UNF) are manufactured to ANSI B18.3 / ASTM F835 | Made of high-grade alloy steel | Available in plain and Zinc finish. |
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Fasteners > Screws > Socket Countersunk Screws | Flat Head Socket Screw | Flat Head/ Countersunk Socket Screws (UNC/UNF) are manufactured to ANSI B18.3 / ASTM F835 | Made of high-grade alloy steel | Available in plain and Zinc finish. |
Fasteners > Screws > Socket Countersunk Screws | Flat Head Socket Screw | Flat Head/ Countersunk Socket Screws (UNC/UNF) are manufactured to ANSI B18.3 / ASTM F835 | Made of high-grade alloy steel | Available in plain and Zinc finish. |
Last updated at 11/05/2026 15:34:41
3/8" x 16 TPI x 1-1/4" Full Thread UNC Coarse Countersunk Head Socket Screw Grade 10.9 (7/32" Key) Plain Black Uncoated ANSI B 18.3
Free delivery between Wed – Fri
Hobsons - 3/8 x 1-1/4 Plain Ansi B18.3 / Astm F835 Unc Socket Screw Countersunk H | Knc38/114 (Pack Of 100)
Delivery between 12–20 May $7.95
| Size | 3/8" |
| Thread type | UNC / BSW - Coarse |
| Drive Type | Internal Hex |
| System of Measurement | Imperial |
| Drive Size | 7/32" |
3/8" x 16 TPI x 1-1/4" Full Thread UNC Coarse Countersunk Head Socket Screw Grade 10.9 (7/32" Key) Plain Black Uncoated ANSI B 18.3
Free delivery between Wed – Fri
Hobsons - 3/8 x 1-1/4 Plain Ansi B18.3 / Astm F835 Unc Socket Screw Countersunk H | Knc38/114 (Pack Of 100)
Delivery between 12–20 May $7.95
| Size | 3/8" |
| Thread type | UNC / BSW - Coarse |
| Drive Type | Internal Hex |
| System of Measurement | Imperial |
| Drive Size | 7/32" |
