5/16-18 x 5 1/2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (250)

1 1/4-7 x 5 A325 Type 1 Heavy Hex Bolt Plain (15)

7/16-20 x 1 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (100)

3/4-10 x 5 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (20)

3/16 x 1 1/4 Slot Hex Hi-Low Thread Concrete Screws Blue Ceramic Coated (5000)

3/4-16 x 5 1/2 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (25) 1 3/8-6 A307A Hex Bolts Plain Steel 5/16-18 x 5 1/2 Grade3 4 16 x 5 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