5/16-18 x 5/8 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (100)

13/32 Heavy Duty Jobber Drill Bit

5/8 x 6 1/2 Titen HD Concrete Anchor Mech Galvanized (10)

thicker diameter and additional thread

9/16-18 x 2 1/2 Grade 5 Hex Cap Screw Plain Domestic USA (25) 1/4-20 L9 Hex Cap Screws Yellow Zinc Plated - Domestic USA 5/16-18 x 5/8 Grade 89 16 18 x 2 1 2 Grade 5 Hex Cap Screw Plain Domestic USA (25). 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