Home / Screws & Bolts / Countersunk Screws / Socket Countersunk Screws / UNC Socket Countersunk Screws Product Description 1/2" UNC x 3/4" Socket Countersunk Screws (ANSI B18.3) - High Tensile Steel Self ColourSocket Countersunk Screws feature an internal socket drive and are fastened with a HHHHexagonal/Allen key. The slanted neck and flat top allow for Socket Countersunk Screws to lay flush with the fastened surface or raised when paired with a Cup/Countersunk Washer.These Socket Countersunks are made from 10.9 High Tensile Steel and have a black self colour finish.For larger quantities or items not listed, please email sales@gwr-fasteners.co.uk and one of our team will provide you with a quotation. Read More Specifications Thread Diameter 1/2" UNC Threads Per Inch 13 TPI Head Diameter (Max) 0.938" Head Length (Max) 0.251" Length Including The Head 3 1/2" Socket Size 5/16" Fully Threaded No Manufacturing Standard ANSI B18.3 Material High Tensile Steel Finish Self Colour Black Product Code HT-CSK-1/2UNC-3/4 Customer reviews No reviews left yet Write A Review Most RecentTop Rated Specification Thread Diameter 1/2" UNC Threads Per Inch 13 TPI Head Diameter (Max) 0.938" Head Length (Max) 0.251" Length Including The Head 3 1/2" Socket Size 5/16" Fully Threaded No Manufacturing Standard ANSI B18.3 Material High Tensile Steel Finish Self Colour Black Product Code HT-CSK-1/2UNC-3/4 Description 1/2" UNC x 3/4" Socket Countersunk Screws (ANSI B18.3) - High Tensile Steel Self ColourSocket Countersunk Screws feature an internal socket drive and are fastened with a HHHHexagonal/Allen key. The slanted neck and flat top allow for Socket Countersunk Screws to lay flush with the fastened surface or raised when paired with a Cup/Countersunk Washer.These Socket Countersunks are made from 10.9 High Tensile Steel and have a black self colour finish.For larger quantities or items not listed, please email sales@gwr-fasteners.co.uk and one of our team will provide you with a quotation. Reviews No reviews left yet Write A Review Most RecentTop Rated Delivery & Returns Customer Reviews 1/2" UNC x 3/4" Socket Countersunk Screws (ANSI B18.3) - High Tensile Steel Self Colour Item in Stock (1 Available) Product Code HT-CSK-1/2UNC-3/4 £0.80 Quantity Range Unit Price Unit Saving 1 - 4 £0.80 No Saving 5 - 9 £0.66 £0.14 10 - 24 £0.58 £0.22 25 - 49 £0.54 £0.26 50 - 99 £0.50 £0.30 100 - 499 £0.46 £0.34 500 - 999 £0.38 £0.42 1000+ £0.31 £0.49 Login to add this product to your wishlist. You Will Earn 0 points which is the equivalent of £0.00