As the original Concrete screw anchor that revolutionized the construction world, Topcon brand Concrete anchors deliver the ease of use, superior precision, and the unparalleled performance that professionals demand. Topcon Concrete screw anchors draw from its unique ability to TAP its own threads into Concrete, making it an excellent alternative to expansion anchors, plugs, and lag shields. Use Topcon Concrete screw anchors for installing sill plates, electrical equipment, furring strips, and many other applications that require fastening into brick, block, or Concrete. Manufactured with tighter tolerances than ANSI standards. Topcon Drill Bits are engineered to drill holes that deliver optimal performance when used with Topcon Concrete Screw Anchors. Seamlessly use Topcon Drill Bits with Topcon anchors to ensure drilling precise holes and achieve maximum holding power.