• Material: Grade A per ASTM A563

7/16-20 x 2 Grade 8 Hex Cap Screw Plain Domestic USA (400)

brass and plastic

5/16-18 x 5 Grade 8 Hex Cap Screw Plain Domestic USA (250)

1/2-13 x 2 Grade 8 Hex Cap Screw Plain Domestic USA (50) 1/2-20 L9 Hex Cap Screws Yellow Zinc Plated - Domestic USA • Material: Grade A per1 2 13 x 2 Grade 8 Hex Cap Screw Plain Domestic USA (50). 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 diameters 1 4 to 2