... Italy well-known air colling sindle,high precision,long life time,steady working,easy to start ... slippers.bearing heayy,working steadily,high presicision,and long life time4.dsp controller system with usb ... options for vaccum pump:vaccum pump made in china or No-oil vaccum pump made in Germany. ... rotating speed0-24000rpm/minWord ModeStepperAccessory box: China Economical CNC Router with long life time