Rothenberger 70105 MINICUT 2000 Tube CutterErgonomic design of body and knob with seating surface for the hand during turningRothenberger 70105 MINICUT 2000 Tube Cutter Features: Large knurled knob, handy design: Fatigue-free pressure control Two guide rollers with recess: Cuts close to flares Handy design with small working radius of 1-3/4" (45 mm): Ideal for hard to reach places O.D.: 1/8" - 7/8"