Inch Grade 8 Hex Cap Screws, Hex Nuts, Flat & Lock Washers Fine Thread Zinc Yellow 1/4", 5/16" 3/8", & 1/2" - 1269 PCS1269 Pieces Fine Thread Grade 8 Hex Head Cap Screws, Hex Nuts, Washers, and Lock Washers Bolt Information: Grade 8 Hex Head Cap Screws ASME B18. 2. 1 Zinc Yellow Nut Information: Grade 8 Finished Hex Nuts ASME B18. 2. 2 Zinc Yellow Washers Information: Grade 8 SAE Flat Washers Zinc Yellow Alloy Grade 8 Split Lock Washers Zinc Yellow Container Information: 1 Gray Cold Rolled Steel Individual Large Scoop Box, 18 5 16" Width x 3 1 16" Height x 12 7 16"