... . Applications This HB-1122501-GZ CNC stone engraver is the upgraded from previous models, it is equipped with water cooling circulation system ... toolsØ3.175, Ø 4, Ø6.00Rotational Speed of Spindle6000 - 24000rpmHeight From Gantry to Worktable120mm (4.7")CNC ControllerDSPEngraving SoftwareTYPE3,ARTCAM,CASMATE ...