1/4-20 x 1/2 Grade 8 Hex Cap Screw Plain Domestic USA (100)

3/8-24 x 3 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (325)

5/8-18 x 7 1/2 Hex Cap Screw SS 18-8 (A2)

5/16-18 x 4 Grade 8 Hex Cap Screw Plain Domestic USA (400)

3/4-10 x 5 1/2 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (20)

3/8-24 x 3 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (100) 5/8-11 Grade 8 Hex Cap Screws Yellow Zinc Plated 1/4-20 x 1/2 Grade 83 8 24 x 3 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