Ridgid 36597 Model 153 Quick-Acting Tubing Cutter includes an X-CEL knob and an X-CEL Pin for quicker cutting and wheel replacement. Alsoit features fold away reamers. The spare cutter wheels are included for minimized downtime when changing the wheels. Tubing Cutter has a pipe capacity 1-1/4" - 3-1/2" and uses standard wheel E-3469. This model is equipped to easily convert to cut copper or other metallic tubing.