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. |
Last updated at 13/05/2026 10:56:22
Z/P So Fhss: 1/2 Unc X 3/4
Free delivery between 15–26 May
Hobsons - 3/4 x 1-1/2 Plain Ansi B18.3 / Astm F835 Unc Socket Screw Countersunk H | Knc34/112 (Pack Of 25)
Delivery between 14–22 May $7.95
originally posted on ebay.com
Screws look great when fitted and hold tight. Little effort was needed to install and when the nuts and washers were fitted finished off the job nicely.
| Fastener Size | 3/4" |
| Fastener Length | 1 1/2" |
| System of Measurement | UNC |
| Finish | Plain |
| Drive Type | Socket (Allen Key) |
Z/P So Fhss: 1/2 Unc X 3/4
Free delivery between 15–26 May
Hobsons - 3/4 x 1-1/2 Plain Ansi B18.3 / Astm F835 Unc Socket Screw Countersunk H | Knc34/112 (Pack Of 25)
Delivery between 14–22 May $7.95
Screws look great when fitted and hold tight. Little effort was needed to install and when the nuts and washers were fitted finished off the job nicely.
| Fastener Size | 3/4" |
| Fastener Length | 1 1/2" |
| System of Measurement | UNC |
| Finish | Plain |
| Drive Type | Socket (Allen Key) |
