1/4 x 2 1/2 Round Split Drive Anchor Zinc Plated (100)

8 x 1 5/8 Simpson Bugle-Head Wood Decking Screws - 6-Lobe Drive 305 SS - 1 lbs Pack (150)

When removed

3/8-16 x 6 Hex Tap Bolt Silicon Bronze

5/16-18 x 2 1/4 Grade 8 Hex Cap Screw Plain Domestic USA (700)

1/2-13 x 2 3/4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (200) Finished Hex Nuts Silicon Bronze 1/4 x 2 1/2 Round1 2 13 x 2 3 4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (200) . 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