CNC Router Metal Engraver Square linear guide Cast iron structure NC-studio system Water-cooling spindle ... cast steel machine body,Servo motor,powerfully milling,1/100mm precision. 2.Pause, adjust speed and cutting depth anytime during cutting ... the engraving speed. 8.Adopting Taiwan’s high-precision square linear guide, effectively imported the precision of carving. 9.Adopt high-speed water ...