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

1/2-13 x 16 A307 Grade A Carriage Bolt HDG

1-8 x 5 Flat Socket Cap Screw Alloy

1 1/2-12 x 7 Socket Cap Screw Alloy

1/2-13 x 5 Grade 5 Hex Cap Screw Plain Domestic USA (25) F436 Flat Washers Hot Dipped Galvanized 1/2-20 x 1 3/4 Grade1 2 13 x 5 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 120,000