PRO-SET Heavy-Duty Tube Cutter. Top-grade steel cutting wheel provides smooth operation and consistent clean cuts. Fold away, steel reamer tool with turned cutting edge removes inside burrs. Filing surface removes outside burrs. Spare Cutting Wheel Located under retractable locking reamer. Use on hard or soft copper, aluminum & brass tubing. Can cut tubes as small as 1/4'' to as large as 1-5/8''.