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

5/16-18 x 3 Grade 8 Hex Cap Screw Plain Domestic USA (100)

HeadLOK® is a heavy duty wood screw that does it all and won't countersink

9/16-12 x 3 1/2 Grade 5 Hex Cap Screw Plain Domestic USA (25)

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7/16-14 x 3 1/2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (25) 1-8 L9 Hex Cap Screws Yellow Zinc Plated - Domestic USA 5/8-11 x 6 Hex Sleeve7 16 14 x 3 1 2 Grade 5 Hex Cap Screw Zinc Plated 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