Office Paper Cutter 3 in 1 - Easy to use & reliable. High-quality office paper cutter. Ideal in home & office works. Durable structure, smooth & safe use. Best quality, 3 in 1 blade. Size:18mm. 3 high blades stored in the body. One blade will be fixed up immediately after one blade is finished. Positive blade auto-lock, available in multi colors. 1 piece in a pack.