snippet: Ultrasonic welding and integrated construction of the strap and body. Backwire clamps on the side terminals for installation of #12 and #14 wire. Thermoplastic rocker, top and backbody are virtually unbreakable. Screws accept slotted, Phillips and Robertson head tools for installation in both the U.S. and Canada. Longer, wider strap provides 40 percent more contact area to wall board. Virtually el (Page 1)