Trubolt Wedge anchors feature a stainless steel expansion clip, threaded stud body, nut and washer. Anchor bodies are made of plated carbon steel, hot-dipped galvanized carbon steel, type 304 stainless steel or type 316 stainless steel as identified in the drawings or other notations. The exposed end of the anchor is stamped to identify anchor length. Stampings should be preserved during installation for any subsequent embedment verification.Box of 25 Please allow 1-2 business Days. Use carbide tipped hammer drill bits made in accordance with ANSI B212.15-1994 to install anchors. Anchors are listed by the following agencies as required by the local building code: ICC-ES and City of Los Angeles.