Enclosed thrust-bearing feed mechanism and abrasion-resistant chromium-steel wheel ensure smooth, trouble-free performance. Grooved rollers help you minimize waste when forced to deal with damaged flares. One-piece screw-type axle simplifies use while ensuring accurate, spiral-free cutting. Retractable, fold-away reamer with filing surface allows you to quickly remove interior and exterior burrs. Rugged aluminum-alloy body features an attractive, rust-resistant nickel-chrome-plated finish. Unique, under-reamer storage slot accommodates one spare cutter-wheel.