5/16-24 x 1 Grade 5 Hex Cap Screw Plain Domestic USA (1400)

5/8-18 x 4 Flat Socket Cap Screw Alloy

480 inches

1/4-28 x 1 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (100)

3/8-16 x 1/2 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (1200)

9/16-18 x 3 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (25) 1/4-28 Grade 8 Hex Cap Screws Yellow Zinc Plated - Domestic USA 5/16-24 x 1 Grade 59 16 18 x 3 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (25) . Grade 5 Hex Cap Screws are manufactured in the USA from medium carbon steel. Our Grade 5 material meets or exceeds SAE J429 Grade 5 specifications. All products are manufactured with rolled threads. Typical hardness on diameters 1 4 to 1 inch is HRC 25 34. On diameters over 1 inch to 1 1 2 hardness will range from HRC 19 30. Tensile strength for diameters 1 4 to 1 inch is a minimum of