1-8 x 5 1/2 Grade 8 Hex Cap Screw Plain Domestic USA (10)

3/4-10 x 3 Socket Set Screw Cup Point Alloy

1 1/2-6 Nylon Insert Locknut Zinc Plated

Zinc-plated material meets or exceeds ASTM F1941

7/16-20 x 3 1/2 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (25) 7/16-20 Grade 8 Hex Cap Screws Yellow Zinc Plated - Domestic USA 1-8 x 5 1/2 Grade7 16 20 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