... 3)powerfully milling Feature : 1.whole cast steel machine body,Servo motor,powerfully milling,1/100mm precision. 2.Pause, adjust speed ... ensure the engraving speed. Adopting Taiwan’s high-precision square linear guide, effectively imported the precision of carving. 5.Adopt ... high-speed water-cooling variable frequency motor, big torque, strong cutting, high-frequency, long-life, ...