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

5/16-18 x 3 1/4 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (50)

9/16-18 x 4 Grade 8 Hex Cap Screw Plain Domestic USA (100)

3/4-16 x 6 Grade 5 Hex Cap Screw Plain Domestic USA (40)

7/16-20 x 7/8 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (100) 1/2-13 A307A Hex Bolts Hot Dipped Galvanized 1-8 x 2 1/2 A3257 16 20 x 7 8 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (100) . 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