Utility knife large box opener wallpaper knife

Safety lock-This self-installing utility knife includes a safety automatic head lock, which can ensure your safety and control accidents when not in use, professional-grade heavy-duty structure design, durable. This utility knife is ergonomically designed and can be operated with one hand to ensure strength, comfort and maximum productivity. The electroplated blade is very sharp and can easily cut faster and safer boxes, wallpapers, carpets, cardboard and ropes