5/16-24 x 3/4 Grade 8 Hex Cap Screw Plain Domestic USA (100)

5/8-11 x 3 3/4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (25)

5/16-18 x 1/2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (1950)

5/16-18 x 4 1/2 Grade 8 Hex Cap Screw Plain Domestic USA (300)

1/2-13 x 5 1/2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (100)

3/4-16 x 4 1/2 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (55) 5/8-18 Socket Set Screws Cup Point Alloy 5/16-24 x 3/4 Grade 83 4 16 x 4 1 2 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (55) . 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