a new plating that is 7x more corrosion resistant than standard zinc plating

3/4-10 x 10 A307 Grade A Carriage Bolt HDG

HRB 95 - HRC 35 for diameters over 1 1 1/2 inches

5/8-11 x 8 Grade 8 Hex Cap Screw Yellow Zinc Plated

1/4 x 6 Powers Round Toggle Bolt Zinc Plated (50)

4-4 A194 2H Heavy Hex Nut Plain Acorn Sleeve Anchors Zinc Plated a new plating that is4 4 A194 2H Heavy Hex Nut Plain . A194 2H Heavy Hex Nuts are manufactured from 1045 steel to meet or exceed ASTM A194 Grade 2H. Hot Dip Galvanized material will meet or exceed ASTM A153 and or ASTM F2329. Galvanized nuts are over tapped per ASTM A563. Typical hardness is HRC 24 35 for diameters up to 1 1 2 inches, HRB 95 HRC 35 for diameters over 1 1 1 2 inches. Proof load strength is 175,000 psi.