10 Countersunk 1" Black Washer &Amp; Boltscountersunk Bolt Kit, 1/4-20 In Thread, 1 In Long, Allen Head, 1 In Od Countersunk Washers / Nuts, Aluminum / Steel, Black, Set Of 10Intended Purposebody Boltbolt A Thread Size1/4-20 Inbolts Includedyesbolt Quantity10Bolt A Length1 Inbolt A Head Styleflat Allenwashers Includedyeswasher A Stylecountersunkwasher A Diameter1 Inwasher Quantity10Washer A Materialaluminumwasher A Colorblackwasher A Finishanodizednuts Includedyeslocking Nutsyeslocking Nut Stylenylonnut Quantity10Nut Materialsteelnut Colorzincnut Finishplatedmaterialsteelcolorblackfinishoxidequantityset Of 10