Last updated at 08/05/2026 03:46:24
1/2" x 13 TPI x 1" Full Thread UNC Coarse Countersunk Head Socket Screw Grade 10.9 (5/16" Key) Plain Black Uncoated ANSI B 18.3
Free delivery between Tue – Thu
Hobsons - 1/2 x 1 Plain Ansi B18.3 / Astm F835 Unc Socket Screw Countersunk H | Knc12/1 (Pack Of 100)
Delivery between 9–18 May $7.95
| Fastener Size | 1/2" |
| Fastener Length | 1" |
| System of Measurement | UNC |
| Finish | Plain |
| Drive Type | Socket (Allen Key) |
1/2" x 13 TPI x 1" Full Thread UNC Coarse Countersunk Head Socket Screw Grade 10.9 (5/16" Key) Plain Black Uncoated ANSI B 18.3
Free delivery between Tue – Thu
Hobsons - 1/2 x 1 Plain Ansi B18.3 / Astm F835 Unc Socket Screw Countersunk H | Knc12/1 (Pack Of 100)
Delivery between 9–18 May $7.95
| Fastener Size | 1/2" |
| Fastener Length | 1" |
| System of Measurement | UNC |
| Finish | Plain |
| Drive Type | Socket (Allen Key) |
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. |
in 2 offers
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. |
