7/8-9 x 4 Grade 8 Hex Cap Screw Plain Domestic USA (15)

1-8 x 3 1/2 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (60)

classification

3/8-16 x 3 1/2 Grade 8 Hex Cap Screw Plain Domestic USA (300)

1/4-20 x 2 1/2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (100) L9 Hex Nuts Alloy Cadmium Yellow and Wax Coated - Domestic USA 7/8-9 x 4 Grade 81 4 20 x 2 1 2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (100) . 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