7/16" UNC x 1 1/4" Socket Countersunk Screws (ANSI B18.3) - High Tensile Steel Self Colour

Socket 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.