The Lutz #82 knife is a heavy duty industrial quality retractable blade utility knife. The specially built zinc retractor allows for smoother operation in all three cutting positions. The knife was designed developed and patented by Lutz to fit in your hand comfortably and provide its users with a safer more reliable tool. The safety nose overlap on both the top and the bottom of the knife is its prominent safety feature. The Lutz 82 is furnished with 3 heavy duty replacement blades with additional blade storage inside the knife. Lutz heavy-duty retractable utility knives are designed to be reliable. Die cast from zinc for optimum strength and durability they are built to last a lifetime.