A headless screw threaded the entire length

1/2-20 x 5 1/2 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (25)

5/16-18 x 2 1/2 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (800)

1-8 x 2 1/4 Grade 5 Hex Cap Screw Plain Domestic USA (50)

severe service environments

1/2-13 x 4 1/2 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (125) 1/2-13 Socket Set Screws Cup Point Alloy A headless screw threaded the1 2 13 x 4 1 2 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (125) . 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