WORKPRO 18mm Retractable Utility Knife, Heavy Duty Aluminum Alloy Snap-off Box Cutter with 10PC SK5 Steel Sharp Blades for Cartons, Cardboard and

Brand: WORKPROFeatures: 18MM SK5 Blade: WORKPRO utility knife are made from SK5 steel, which is greater in edge retention, thickness, sharpness and durability. Each knife blade is made up of 8 parts, if the blade is worn, it can be snapped off along the scratch with the plastic groove at the bottom, revealing the new sharp edge. 18mm wider knife blade for deep and easy cutting. It can complete most cutting tasks, including paper, photos, plastic, cardboard, fabric, and foam board. Easy to Use: The snap on box cutter is equipped with a retractable mechanism, which can retract smoothly. This razor knife also comes with an additional 10 SK5 knife blades. You just need to remove the tail cap, pull out the knife blade with the slider and replace it with a new one. A carrying box for convenient storage and safer access to the blade. Safety Lock: The sharp knife blade is fixed in the knife rail, providing strong support for the blade cutting. There is an automatic safety lock plate inside th