5/16-24 x 2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (100)

1 3/4-5 x 9 Socket Cap Screw Alloy

Grade A Heavy Hex Nuts are manufactured from low carbon steel

1/4-20 x 1/2 Grade 8 Hex Cap Screw Plain Domestic USA (3300)

7/8-14 x 9 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (15)

7/16-20 x 1 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (650) USS Flat Washers Zinc Plated 5/16-24 x 2 Grade 57 16 20 x 1 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (650) . 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