Hot-Dip Galvanized material will meet or exceed ASTM A153

1-8 x 2 1/4 Grade 8 Hex Cap Screw Yellow Zinc Plated

Grade 8 Hex Cap Screws are manufactured from medium carbon alloy steel

3/4-10 x 2 1/2 Hex Cap Screw SS 18-8 (A2)

Fully assembled nut

3/8 x 2 1/2 Mushroom Spike Zinc Plated (25) 3/4-10 A307 Grade A Carriage Bolts Zinc Plated Hot-Dip Galvanized material will meet3 8 x 2 1 2 Mushroom Spike Zinc Plated (25) . The Spike anchor is a patented, one piece, tamper proof, vibration resistant anchor for use in concrete, block, brick or stone. Several head styles and anchor materials are available. The Spike anchor is formed with an "s" shaped configuration at the working end of the anchor to create an expansion mechanism. Since the anchor is pre expanded, there is no secondary tightening operation required which