Ridgid 33055 Ratcheting Enclosed Feed Cutter Features an enclosed feed screw to eliminate clogging and jamming, grooved rolls for close-to-flare cuts, and a fold-away reamer. Made from high-strength zinc alloy with a spare cutter wheel in the handle. Cuts copper, brass, and aluminum tubing, and thin-wall conduit. Model 205 has all the features of the No. 150, plus a quick-acting mechanism.