5/8-11 x 3 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (100)

1/2 x 12 High Speed Long Boy

7/16-14 x 1 1/2 Grade 5 Hex Cap Screw Plain Domestic USA (50)

#6 Heavy Duty Drill Bit - Stubby Length

7/8-14 x 5 1/2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (35) 9/16-18 L9 Hex Cap Screws Yellow Zinc Plated - Domestic USA 5/8-11 x 3 Grade 57 8 14 x 5 1 2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (35) . 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