5/8-11 x 7 1/2 Socket Cap Screw Alloy

1 1/2-12 x 5 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (5)

3/8-24 x 1 1/2 Grade 8 Hex Cap Screw Plain Domestic USA (675)

1 1/4-7 x 6 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (15)

3/8-16 x 4 Grade 5 Hex Cap Screw Plain Domestic USA (250)

7/16-20 x 5 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (150) 5/8-18 Grade 5 Hex Cap Screws Zinc Plated 5/8-11 x 7 1/2 Socket7 16 20 x 5 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (150) . 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