NQG—5III Internal combustion rail cutting machine is suitable for cutting rails of 43kg/m～75kg/m . The quality of cutting section meets the requirement of railway industrial standards. It's a necessary tool used in railway overhaul, maintenance and rush repairing operation. It has features of fast cutting speed, high utilization rate of thin grinding wheel, high quality of cutting section, easy operation, easy movement, safe use and wide application range etc.