3/8 x 4 Mushroom Spike Zinc Plated (25)

1/4-28 L9 Hex Nut Alloy Cadmium Yellow and Wax Coated Domestic USA (100)

1-8 x 4 1/2 Socket Cap Screw 18-8 (A2) Stainless Steel

1/4-28 x 5 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (50)

#27 Heavy Duty Jobber Drill Bit

7/16-20 x 3/4 Grade 5 Hex Cap Screw Plain Domestic USA (750) 3/4-10 Socket Cap Screws Alloy 3/8 x 4 Mushroom Spike7 16 20 x 3 4 Grade 5 Hex Cap Screw Plain Domestic USA (750). 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