9/16-12 x 3 Grade 5 Hex Cap Screw Plain Domestic USA (150)

5/16-18 x 2 9/16 Hanger Bolt Driver

3/8-24 x 6 Grade 5 Hex Cap Screw Plain Domestic USA (175)

5/8-18 x 2 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (200)

5/8-18 x 8 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (25)

5/8-11 x 6 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (65) M20-2.50 Socket Set Screws Cup Point DIN 916 Black Oxide 9/16-12 x 3 Grade 55 8 11 x 6 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (65) . 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