This is a practical and economic pipe cutter with 4 paralleled roller wheels. It uses chains to enwind the pipe, by rotating the handle to move machine forward or backward. This machine applies oxygen-acetylene for straight cut or bevel cut(I,Y,V 0-45ºangle). Suitable for ? 108-600mm seamless steel pipe and no need of electricity. Compact in size, portable to carry, especially to use at wild environment. Perfect pipe cutting machine for petroleum, chemical, mechanical, processing, electricity, construction, mining industries etc.