5/16-18 x 1 1/4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (1100)

1-8 x 9 1/2 A307A Hex Bolt Plain Steel

7/8-14 x 1 1/2 Socket Set Screw Cup Point Alloy

3/8-24 x 3 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (325)

9/16-12 x 3 1/2 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (25) L9 SAE Tension Flatwashers Yellow Zinc Plated - Domestic USA 5/16-18 x 1 1/4 Grade9 16 12 x 3 1 2 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (25) . 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