5/16-18 x 4 Grade 5 Hex Cap Screw Plain Domestic USA (50)

3/16 x 1 1/2 Mushroom Spike 316 SS (100)

10-24 x 1/2 Phillips Flat 82 Undercut Machine Screw Black Zinc Plated (10

3/32 Heavy Duty Drill Bit - Stubby Length

43/64 x 6 Reduced Shank Drill Bit Cobalt (1/2 Shank)

7/8-14 x 3 Grade 5 Hex Cap Screw Plain Domestic USA (55) 1/4-28 L9 Hex Cap Screws Yellow Zinc Plated - Domestic USA 5/16-18 x 4 Grade 57 8 14 x 3 Grade 5 Hex Cap Screw Plain Domestic USA (55). 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 120,000