UNIOR: Product featuresDesigned to be an easy to use and effective way of cutting tubes. Simply place the cutter and engage the cutting wheel at your desired position, rotate tool around the tube while adjusting the cutting wheel using the ergonomic knob.instant wheel changeergonomic knob4 rollers for a better fastening of the tube and smooth operationspare cutting wheel in handlepossible individual use of burr NOGA removal toolsteel threaded insert for longer life spanUsage:for cutting cooper, aluminium, inox and steel tube of maximum thickness till 2mm