9/16-12 x 2 1/4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (25)

5/16-24 x 4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (50)

3/4-10 x 6 Socket Cap Screw Alloy

7/8-9 x 14 A307A Hex Bolt Zinc Plated

1/2-20 x 2 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (250) 3/4-10 A307 Grade A Carriage Bolts Zinc Plated 9/16-12 x 2 1/4 Grade1 2 20 x 2 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (250) . 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