1/2-13 x 3 1/4 Grade 8 Hex Cap Screw Plain Domestic USA (25)

5/16-18 x 6 Grade 5 Hex Cap Screw Plain Domestic USA (250)

1 1/8-7 x 14 Socket Cap Screw Alloy

7/8-9 x 4 Socket Cap Screw Alloy

3/8-24 x 2 Grade 8 Hex Cap Screw Plain Domestic USA (100)

5/16-24 x 1 1/2 Grade 5 Hex Cap Screw Plain Domestic USA (100) 1 1/8-7 Socket Set Screws Cup Point Alloy 1/2-13 x 3 1/4 Grade5 16 24 x 1 1 2 Grade 5 Hex Cap Screw Plain Domestic USA (100). 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