Hardness: Rockwell hardness ranges from B68 to C32

3/8-24 x 2 3/4 Grade 8 Hex Cap Screw Plain Domestic USA (100)

(BC™) 3/8-16 Toggler SNAPTOGGLE® Heavy Duty Toggle Bolt Zinc Plated (25)

5/8-11 x 4 1/2 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (25)

1 1/2-12 L9 Hex Nut Alloy Cadmium Yellow and Wax Coated Domestic USA (30)

1/4-28 x 1 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (100) Round Split Drive Anchors Zinc Plated Hardness: Rockwell hardness ranges from1 4 28 x 1 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (100) . 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