FIX-GR-71 is a corrosion resistant, self-tapping, lightweight, self-adhesive anchor for secure holding in a variety of materials. It is made from aluminum with a powder-coated finish for improved corrosion resistance, and is ideal for use in brick, block, concrete, stone, mortar, and thick gauge steel. The secure design of FIX-GR-71 is attained with a two-piece anchor system including a hexagonal lug and a vertical locking tab. This anchor is designed for use in exterior and interior applications and is great for anchoring signs and other items to walls.