5/16-18 x 7/8 Grade 8 Hex Cap Screw Plain Domestic USA (1500)

3/4-10 x 1 3/4 Hex Cap Screw SS 316 (A4)

1/2-20 x 1 3/4 Grade 5 Hex Cap Screw Plain Domestic USA (275)

1-14 x 1 3/4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (10)

stone and rebar

1-14 x 2 1/4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (50) 1-8 L9 Hex Cap Screws Yellow Zinc Plated - Domestic USA 5/16-18 x 7/8 Grade 81 14 x 2 1 4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (50) . 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