With the Robinair Slip-Adjust Tubing Cutter, cutting tubing couldnt be eaasier, simply depress thelock ing button and open the cutter completely and slide the ratcheting Spring-loaded cutting head to the tubing surface, tighten the wheel and spin. Heavy Duty construction, an attached reaming tool and storage space for two wheels make this cuttr a winner. Cutting capacity 1/4" To 2".