7/16-20 x 1 Grade 5 Hex Cap Screw Plain Domestic USA (650)

9/16-18 x 1 1/2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (25)

7/16-20 x 1 3/4 Grade 5 Hex Cap Screw Plain Domestic USA (450)

1-8 x 2 1/2 A325 Type 1 Heavy Hex Bolt Hot Dipped Galvanized (75)

3/4-10 x 2 3/4 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (85) 5/8-18 Grade 5 Hex Cap Screws Zinc Plated - Domestic USA 7/16-20 x 1 Grade 53 4 10 x 2 3 4 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (85) . 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