With this OLFA® utility knife, you’re not locked into a fixed depth; its ratchet-lock mechanism gives you unlimited blade positions. The knife has a micro-honed blade for superior sharpness and edge retention. Use this utility knife for heavy-duty cutting including drywall, linoleum, carpet, flooring materials, insulation, and roofing materials and other construction materials. (L-1, #5003US)

18mm Pistol Grip Ratchet-Lock Utility Knife (L-1)