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. |
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 05/09/2026 20:56:35
Pack Of 1 Plain Black 3/8" X 1" Unf Fine Countersunk Socket Screw 10.9
Free delivery
Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!
3/8" x 24 TPI x 1" Full Thread UNF Fine Countersunk Head Socket Screw Grade 10.9 (7/32" Key) Plain Black Uncoated ANSI B 18.3
Free delivery between Tue – Thu
Hobsons - 3/8 x 1 Plain Ansi B18.3 / Astm F835 Unf Socket Screw Countersunk H | Knf38/1 (Pack Of 100)
Delivery between 11–19 May $7.95
| Fastener Size | 3/8" |
| Fastener Length | 1" |
| System of Measurement | UNF |
| Finish | Plain |
| Drive Type | Socket (Allen Key) |
Pack Of 1 Plain Black 3/8" X 1" Unf Fine Countersunk Socket Screw 10.9
Free delivery
Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!
3/8" x 24 TPI x 1" Full Thread UNF Fine Countersunk Head Socket Screw Grade 10.9 (7/32" Key) Plain Black Uncoated ANSI B 18.3
Free delivery between Tue – Thu
Hobsons - 3/8 x 1 Plain Ansi B18.3 / Astm F835 Unf Socket Screw Countersunk H | Knf38/1 (Pack Of 100)
Delivery between 11–19 May $7.95
| Fastener Size | 3/8" |
| Fastener Length | 1" |
| System of Measurement | UNF |
| Finish | Plain |
| Drive Type | Socket (Allen Key) |
