5/8-11 x 6 Hex Sleeve Anchor Zinc Plated (10)

1/4-20 x 1 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (100)

you never have to worry about TimberLOK® Heavy Duty Wood Screws due to their ability to fight corrosion

5/8-18 x 2 3/4 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (25)

1/4-20 x 1/2 Grade 5 Hex Cap Screw Plain Domestic USA (100)

1/4-28 x 1/2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (100) 5/16-24 L9 Hex Cap Screws Yellow Zinc Plated - Domestic USA 5/8-11 x 6 Hex Sleeve1 4 28 x 1 2 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