... is high speed(up to 24000 rpm/min),high efficiency,longer worktime.Gantry mode movement is rugged and durable, ... control.and it is free to guide you the basic operation to control machine and how to change your drawings t.o ... promise the quality of machine,before ship to customers,our worker have to check again and again.and if after ... are responsibility for the components,change it to a new for free.)