1. High processing speed and accuracy. 2.Chassis dynamic. 3.Giant and heavy machine. 4.Suit kinds of stone materials. 5. CNC ... long time use.6), Operation:is simple and convenient.7), Imported double nut screw, make sure engraving speed.8), Adopting ... frequency, long lifespan, prolonged working time.10), Machine body is heavy enough and stable enough to burden materials without transforming..Suitable ...