1/4-28 x 1 1/2 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (1600)

1/2-20 x 6 Grade 8 Hex Cap Screw Plain Domestic USA (25)

3/4-16 x 12 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (15)

5/8-11 x 9 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (25)

1/4-20 x 6 1/2 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (350) F436 Flat Washers Hot Dipped Galvanized 1/4-28 x 1 1/2 Grade1 4 20 x 6 1 2 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