1 1/8-7 x 6 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (25)

1/2-20 x 1 1/4 Grade 8 Hex Cap Screw Plain Domestic USA (375)

5/8 L9 USS Tension Flatwasher Yellow Zinc Plated Domestic USA (625)

1 1/4-7 x 8 Socket Cap Screw Alloy

1/4-28 x 4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (450) 3/8-24 Grade 8 Hex Cap Screws Plain - Domestic USA 1 1/8-7 x 6 L91 4 28 x 4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (450) . 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