HILLMAN Screw-Bolt+ 1/2 in. D X 2-1/2 in. L Steel Hex Head Concrete Screw Anchor 10 Pk

Screw-Bolt+ anchors are a one-piece heavy duty screw anchor with a finished head designed for high strength anchoring. These anchors are removable and reusable for more convenience and value. Design Improves speed and reduces effort for faster installation than traditional anchors.