Red Head 1/4 in. x 3 in. Hammer-Set Nail Drive Concrete Anchors (25-Pack)

The Hammer-Set anchor is a mechanical drive anchor consisting of a zinc die cast expansion body and zinc plated steel expander drive pin. Hammer-Set anchors are medium-duty anchors designed for a variety of fastening applications in concrete, block and brick. Use Hammer-Set anchors to attach drywall track, electrical boxes and clips, flashing, lumber and more.|Works in concrete, block and brick|Great for fastening electric boxes, conduit clips, roof flashing, plywood and 2 x lumber|Fast, easy installation|Install through material to be fastened|Low profile mushroom head|For indoor and outdoor use|Not for use in overhead applications