5/16-24 x 5 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (250)

1/2-20 x 1 1/4 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (50)

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

5/16-18 x 3 Grade 5 Hex Cap Screw Plain Domestic USA (500)

13/64 Cobalt Heavy Duty Jobber Drill Bit

1-8 x 3 1/4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (40) Titen HD® Heavy Duty Screw Anchors Mechanically Galvanized 5/16-24 x 5 Grade 51 8 x 3 1 4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (40) . 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