Portable CNC cutting machine 1.Support USB,G ... and maintenance cost! when cutting the thickness of the steel plate under 30mm , It has better advantage . ... , engineering machinery, agricultural machinery, suitable for carbon steel (flame cutting), and stainless steel. 1, Numerical Controls1, 7 inches and ... structure, ensure reliable and stable operation of the CNC system.3, Driven is 1.8 ° stepper motor ...