#2 square drive truss head

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1/4-20 x 1 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (2200) 5/8-11 Flat Socket Cap Screws Alloy #2 square drive truss head1 4 20 x 1 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (2200) . Grade 8 Hex Cap Screws are manufactured in the USA from medium carbon alloy steel. In diameters 1 4 to 1 1 2 inches our Grade 8 material meets or exceeds SAE J429 Grade 8 specifications. Diameters over 1 1 2 inches meet or exceed ASTM A354 Grade BD. All material is manufactured with rolled threads. Yellow zinc plated bolting will meet or exceed ASTM F1941. Typical hardness on