Lengths over 6 to 12 inches will have 6 inches of thread

1-8 x 5 Grade 5 Hex Cap Screw Zinc Plated

3/4-10 x 12 Grade 5 Hex Cap Screw Zinc Plated

Zinc plated material meets or exceeds ASTM F1941

1-8 x 2 Grade 5 Hex Cap Screw Zinc Plated

1-8 x 2 Grade 5 Hex Cap Screw Zinc Plated fully-threaded Lengths over 6 to 121 8 x 2 Grade 5 Hex Cap Screw Zinc Plated . Grade 5 Hex Cap Screws are manufactured from medium carbon steel. Our Grade 5 material meets or exceeds SAE J429 Grade 5 specifications. All products are manufactured with rolled threads. Zinc plated material meets or exceeds ASTM F1941. 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