The sharp point and aggressive thread angle penetrate the densest woods without pre-drilling

5/16-18 x 7/8 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (1500)

These are fully threaded hex cap screws (i

1-8 x 3 1/4 Socket Cap Screw Alloy

#33 Heavy Duty Jobber Drill Bit

1/4-20 x 6 Grade 5 Hex Cap Screw Plain Domestic USA (350) 3/4-16 Grade 8 Hex Cap Screws Yellow Zinc Plated The sharp point and aggressive1 4 20 x 6 Grade 5 Hex Cap Screw Plain Domestic USA (350). 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