flame pipe cutting Machine 1) This cutting machine is adopted worm wheel and worm as driving system, with chains to be fixed on the tube and four wheels for driving 2) Oxygen-acetylene flame for cutting (or oxygen-propane flame) 3) Alloy-aluminum casting for the machine body, light, splendid figure 4) No electricity needed, especially suitable to be used outdoor or other places without electricity Main technical data: 1) Cutting tube diameter: 100 600mm 2) Tube thickness: 5 50mm 3) Cutting moving precision: 1mm/1,000mm 4) Bevel angle: 0 45° 5) Weight: 11kg