Backerboard scoring knife is used to score cement-based backerboard. Knife scores the backerboard sheets making the backerboard easy to bend and snap. Reversible blade creates additional cutting tip. Includes scoring blade in handle.
Score cement board, drywall, fiberglass roofing, asbestos flooring and laminate materials. Make chisel cuts in all types of masonry backing panels. Cement board cutting tool for durock and wonderboard. 3 tungsten carbide cutting edges.