5/16-18 x 6 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (50)

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

(BD™) 1/2-13 Toggler SNAPTOGGLE® Heavy Duty Toggle Bolt Zinc Plated (25)

5/16-24 x 2 1/2 Grade 5 Hex Cap Screw Plain Domestic USA (100)

3/8-16 x 5 Phillips Flat Machine Screw Type F Zinc Plated

5/16-18 x 3 3/4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (400) Lipped Drop-In Anchors Zinc Plated 5/16-18 x 6 Grade 55 16 18 x 3 3 4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (400) . 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