3/8-16 x 1 3/4 Grade 8 Hex Cap Screw Plain Domestic USA (100)

1/4-20 x 2 1/4 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (1000)

1/4-20 x 1 3/4 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (100)

3/8-16 L9 Hex Nut Alloy Cadmium Yellow and Wax Coated Domestic USA (100)

3/8 x 3 1/2 Mushroom Spike Zinc Plated (25)

5/16-18 x 6 Grade 5 Hex Cap Screw Plain Domestic USA (50) A563 Grade A Heavy Hex Nuts Hot Dipped Galvanized 3/8-16 x 1 3/4 Grade5 16 18 x 6 Grade 5 Hex Cap Screw Plain Domestic USA (50). 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 120,000