5/8-18 x 6 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (65)

5/8-11 x 22 A307A Hex Bolt Hot Dipped Galvanized

4-40 x 3/8 Phillips Flat 82 Undercut Machine Screw Black Zinc Plated (10

3/4-16 x 3 1/4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (75)

5/8-18 x 1 1/2 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (25) 5/8-11 Grade 8 Hex Cap Screws Yellow Zinc Plated 5/8-18 x 6 Grade 85 8 18 x 1 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