1/2-20 x 4 Grade 5 Hex Cap Screw Plain Domestic USA (150)

Attach wood siding

7/8-9 x 3 1/2 Flat Socket Cap Screw Alloy

5/16-24 x 1 1/4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (1100)

9/32 Cobalt Heavy Duty Jobber Drill Bit

1/2-13 x 8 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (20) 1-8 Grade 5 Hex Cap Screws Zinc Plated 1/2-20 x 4 Grade 51 2 13 x 8 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (20) . 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