5/8-11 x 1 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (250)

5/16-18 x 2 3/4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (100)

1/4-20 x 2 1/4 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (100)

7/16-14 x 6 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (125)

1-8 x 7 A307A Hex Bolt Zinc Plated

3/8-24 x 3 1/2 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (300) Phillips Drive Framing Screws 5/8-11 x 1 Grade 53 8 24 x 3 1 2 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (300) . 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