Since the anchor is pre-expanded

non-corrosive environments or temporary outdoor applications

3/8-16 x 5 Wedge Anchor Mech Galv (50)

Our hex tap bolts meet our exceed ASTM A307 Grade A

1/4 x 3 Powers Round Toggle Bolt Zinc Plated (50)

1/4 x 1 1/2 Flat Split Drive Anchor Zinc Plated (100) 5/8-11 A307 Grade A Carriage Bolts Zinc Plated Since the anchor is pre-expanded1 4 x 1 1 2 Flat Split Drive Anchor Zinc Plated (100) . The split drive anchor is a one piece tamper resistant, pre expanded anchor. The anchor is designed for use in solid base material such as concrete. They are available in high strength, heat treated alloy steel, zinc plated in either a flat or round head style. Split anchor, split drive anchors, flat head split anchor, round head split anchor, split bolt anchor, sup r split, spike, drive anchor,