With a 2H classification and a proof load strength of 175

5/8-18 x 5 1/2 Socket Cap Screw Alloy

3/8-24 x 1 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (100)

9/16-12 x 1 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (350)

1/2-13 x 5 Grade 5 Hex Cap Screw Plain Domestic USA (25)

1/2-13 x 7 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (90) 9/16-12 Socket Cap Screws Alloy With a 2H classification and1 2 13 x 7 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (90) . 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