DOWELL Utility Knife Box Cutter Retractable Hobby Knife 6-Piece with 20-Piece 9mm Snap-Off Blades Heavy Duty Aluminium Handle Cutting Cardboard Boxes or DIY HY040108

Key features

• Aluminium Handle: Sturdy, durable, lightweight, comfortable grip, anti-slip, labor saving. Snap-off slot and pocket clip is built in tail cap, convenience. Oxidation treated color surface, fine polished and anti-corrosion, not easy to fade and scratch.
• SK5 Blade: 9mm snap-off blade, blackened, sharp and durable, not easy to rust. 30 degree tip design for precision works. 7 pre-cut sections for easy to snap away.
• Auto-lock & Smooth-slide Mechanism: Retracting the blade extra smoothly for any suitable length with one hand, and auto-lock the blade at the position for safety cutting and avoid falling off.
• Multi-function & Tool-free Blade Change: The head tip of sleeve can be used as a staple puller, or to pry covers, like paint cans. Quick and easy blade change without tools, just pull the tail cap out, pull the lock button out, change a new blade, then pull them back.
• Economic & Widely Used: A pack of 6 pieces knives with 20 extra blades, perfect for daily use, hobby works, handcraft tasks at school, home and office. Great for cutting boxes, paper, film, leather, cardboard, rubber, linoleum, vinyl, etc.