5/16-24 x 4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (50)

5/8-11 x 3 1/2 Grade 8 Hex Cap Screw Plain Domestic USA (25)

9/16 x 6 Reduced Shank Drill Bit Cobalt (1/2 Shank)

#54 Heavy Duty Jobber Drill Bit

3/4-10 x 1 3/4 Hex Cap Screw SS 316 (A4)

3/8-16 x 7/8 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (1000) Short Arm Hex Keys Alloy 5/16-24 x 4 Grade 53 8 16 x 7 8 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (1000) . 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