Red Devil 4052 Caulk Devil - Caulk Smoother & Remover Dual-Function Tool For Removal of Old Caulk As Well As New Applications The Caulk Smoother on the Back End Creates the perfect Bead for a Professional Job Great for Caulking Around Tubs, Sinks, Windows and Doors 2 tools in 1 Removes old caulk quickly and easily Creates a perfect caulk bead Won't scratch surfaces For use with all caulks and sealants