9/16-12 x 2 3/4 Grade 5 Hex Cap Screw Plain Domestic USA (25)

7/8-9 x 3 3/4 Grade 8 Hex Cap Screw Plain Domestic USA (15)

7/16-14 x 2 Grade 8 Hex Cap Screw Plain Domestic USA (50)

5/8-18 x 3 Grade 5 Hex Cap Screw Plain Domestic USA (100)

1/2-20 x 2 1/4 Grade 8 Hex Cap Screw Plain Domestic USA (225)

3/4-10 x 2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (25) 1/2 Hex Lag Screws Hot Dipped Galvanized 9/16-12 x 2 3/4 Grade3 4 10 x 2 Grade 5 Hex Cap Screw Zinc Plated 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