thicker diameter and additional thread

1/2-20 x 3 Grade 5 Hex Cap Screw Plain Domestic USA (200)

5/16-24 x 5 1/2 Grade 8 Hex Cap Screw Plain Domestic USA (50)

00 Hex Keys Alloy 6150 Short Arm - Metric

3/4-10 x 9 A307 Grade A Carriage Bolt Zinc Plated

3/4-16 x 1 1/2 Grade 5 Hex Cap Screw Plain Domestic USA (25) 9/16-18 Grade 8 Hex Cap Screws Yellow Zinc Plated thicker diameter and additional thread3 4 16 x 1 1 2 Grade 5 Hex Cap Screw Plain Domestic USA (25). 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