... tools3.175mm, 4mm, 6mmRotational Speed of Spindle6000 - 24000rpmHeight From Gantry to 120mm (4.7")Controller SystemDSPEngraving SoftwareTYPE3,ARTCAM,CASMATE,JDType ... 1800cooled Machine Body: Welded structure, XYZ axis circular guideway.DSP CNC controller, high definition LCD color display. 10 piece engraving ... image mode, scanning mode, drilling mode, etc. hot sale stone CNC engraving router