... orbit, ballscrew for z axis, gear-wheel for x axis and y axis 2.Advanced u flash disk ... 5Kw(imported bearing) water cooling spindle, vacuum table with 6 zones separately control, no oil vacuum pump ... Steel structure, Taiwan linear square orbit, gear rack for X Y axis, Germany ball screw for Z driving ... .Adopt high speed Stepper motor, two motors for Y axis, highly upgrade the processing speed of the ...