Thread - UNC (Imperial Coarse). Type - Full Nuts. Finish - none plated steel. Sizes listed are thread size. 1/4 7/16 20. 5/16 1/2 18. 3/8 9/16 16.
1/4" UNC CAP SCREWS ALLEN KEY SOCKET BOLTS SELF COLOUR BLACK HIGH TENSILE STEEL
1/2" UNC High Tensile Zinc 8.8 Grade 5 Full & Part Threaded Hex Head Bolts
UNF BOLTS HEXAGON HIGH TENSILE STEEL BLACK HEX SET SCREWS 1/4" 5/16" 3/8" 7/16"
1/4" 5/16" 3/8" 7/16" UNF BOLTS & SET SCREWS HEXAGON HIGH TENSILE STEEL BLACK
1/4" 5/16" 3/8" UNF High Tensile Steel Grade 5 , 8.8 Black Fully Threaded Bolts
5/16" UNF BOLTS HIGH TENSILE STEEL SELF COLOUR BLACK HEXAGON PART THREADED SCREW
