Home / Screws, Nuts & Washers / Socket Screws / Socket Countersunk Screws / UNF Socket Countersunk Screws - ANSI B18.3 / UNF Socket Countersunk Screws - 10.9 High Tensile Steel / 5/16" UNF Socket Countersunk Screws 5/16" UNF Socket Countersunk Screws Sort: Most popularWhat's newPrice low to highPrice high to lowName A to ZName Z to A 11 Products Sort 5/16" UNF x 1/2" Socket Countersunk Screws (ANSI B18.3) - High Tensile Steel Self Colour £0.39 5/16" UNF x 1/2" Socket Countersunk Screws (ANSI B18.3) - High Tensile Steel Self Colour £0.39 View Product Add to cart Quickview 5/16" UNF x 3/4" Socket Countersunk Screws (ANSI B18.3) - High Tensile Steel Self Colour £0.47 5/16" UNF x 3/4" Socket Countersunk Screws (ANSI B18.3) - High Tensile Steel Self Colour £0.47 View Product Add to cart Quickview 5/16" UNF x 5/8" Socket Countersunk Screws (ANSI B18.3) - High Tensile Steel Self Colour £0.46 5/16" UNF x 5/8" Socket Countersunk Screws (ANSI B18.3) - High Tensile Steel Self Colour £0.46 View Product Add to cart Quickview 5/16" UNF x 7/8" Socket Countersunk Screws (ANSI B18.3) - High Tensile Steel Self Colour £0.57 5/16" UNF x 7/8" Socket Countersunk Screws (ANSI B18.3) - High Tensile Steel Self Colour £0.57 View Product Add to cart Quickview 5/16" UNF x 1" Socket Countersunk Screws (ANSI B18.3) - High Tensile Steel Self Colour £0.56 5/16" UNF x 1" Socket Countersunk Screws (ANSI B18.3) - High Tensile Steel Self Colour £0.56 View Product Add to cart Quickview 5/16" UNF x 1 1/4" Socket Countersunk Screws (ANSI B18.3) - High Tensile Steel Self Colour £0.70 5/16" UNF x 1 1/4" Socket Countersunk Screws (ANSI B18.3) - High Tensile Steel Self Colour £0.70 View Product Add to cart Quickview 5/16" UNF x 1 1/2" Socket Countersunk Screws (ANSI B18.3) - High Tensile Steel Self Colour £0.71 5/16" UNF x 1 1/2" Socket Countersunk Screws (ANSI B18.3) - High Tensile Steel Self Colour £0.71 View Product Add to cart Quickview 5/16" UNF x 1 3/4" Socket Countersunk Screws (ANSI B18.3) - High Tensile Steel Self Colour £0.76 5/16" UNF x 1 3/4" Socket Countersunk Screws (ANSI B18.3) - High Tensile Steel Self Colour £0.76 View Product Add to cart Quickview 5/16" UNF x 2" Socket Countersunk Screws (ANSI B18.3) - High Tensile Steel Self Colour £1.37 5/16" UNF x 2" Socket Countersunk Screws (ANSI B18.3) - High Tensile Steel Self Colour £1.37 View Product Add to cart Quickview 5/16" UNF x 2 1/4" Socket Countersunk Screws (ANSI B18.3) - High Tensile Steel Self Colour £1.78 5/16" UNF x 2 1/4" Socket Countersunk Screws (ANSI B18.3) - High Tensile Steel Self Colour £1.78 View Product Add to cart Quickview 5/16" UNF x 2 1/2" Socket Countersunk Screws (ANSI B18.3) - High Tensile Steel Self Colour £1.40 5/16" UNF x 2 1/2" Socket Countersunk Screws (ANSI B18.3) - High Tensile Steel Self Colour £1.40 View Product Add to cart Quickview