• Retractable utility knife set include 3pcs cutter knife and extra 30pcs 30 degree carbon steel 9mm replacement blacds.
• You can push the button by your hand when you want to change the length of blade. Box cutters retractable which can auto fix the blade on any suitable length for safety cutting, not easy to slide.
• Snap off utility knife with 30-degree sharp blade is most convenient for delicate cutting work
• Utility knife made with high-quality stainless-steel body frame which can last the use life
• Light weight utility knife retractable with multifunction use, such as box cutter, paper cutting, cuts cardboard, plastics, coroplast, foam board, gator board and more