Superior Tool 35078 1/8 to 7/8 Mini Tube CutterSuperior Tool 35078 1/8 to 7/8 Mini Tube Cutter Features: Mini for cutting copper, aluminum and mild steel tubing in confined areas Durable epoxy powder coated finish for corrosion resistance and durability Large knurled knob and rollers allow for easy tightening One piece knob and screw Heat treated alloy steel cutting wheel