5/16-24 x 2 1/4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (100) 5/16-18 Grade 5 Hex Cap Screws Zinc Plated - Domestic USA 3/8-16 x 4 1/2 L9

3/8-16 x 4 1/2 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (50)

These are fully threaded hex cap screws (i

9/16-12 x 6 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (25)

7/8-9 x 4 1/4 Hex Cap Screw SS 316 (A4)

1/2-20 x 6 Grade 8 Hex Cap Screw Plain Domestic USA (25)

5/16-24 x 2 1/4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (100) 5/16-18 Grade 5 Hex Cap Screws Zinc Plated - Domestic USA 3/8-16 x 4 1/2 L95 16 24 x 2 1 4 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