1-8 x 4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (35)

7/8-9 x 9 A307A Hex Bolt Plain Steel

Grade 5 Hex Cap Screws are manufactured in the USA from medium carbon steel

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

1 1/2-6 x 7 1/2 A307A Hex Bolt Plain Steel

9/16-12 x 1 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (350) 3/4-16 Grade 5 Hex Cap Screws Zinc Plated - Domestic USA 1-8 x 4 Grade 59 16 12 x 1 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (350) . 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