Knife-Utility, Safety, Self-Retracting Sk-4

The Olfa® SK-4 Heavy Duty Knife provides an enhanced level of protection. The knife features a textured, slip-resistant handle that increases grip and control for safer use. A gently curved blade slider and spring blade that automatically retracts add to the knife’s safety. Use this knife for cutting light to heavy-duty materials such as cardboard, packaging, film, trimmings, shrink wrap and strapping. Features a spring-retractable blade and a stainless steel blade channel. Preloaded with SKB-2 safety blade. Cutting depth up to .75-inch (19mm). Uses 9613 replacement blades.