... .3.0kw water cooling spindle. 2.dual-motor drive,large strength,cnc advertising engraver. 3.adopt ... and steel is good.5. Double-motor drive, the unique dual-axis drive gear,large strength,transmission smoothly, high- ... coolingOriginChinaCollet diameter3/4/6/12.7mmAbout drive systemsXstepperYstepperZstepperStepper motor and driverMade in ChinaServo motor and driverPanasonic/Yaskawa (optional)Machine ...