... ,Italy 6.0kw spindle motor, with two powerfulsawing for cutting the stone and the marble Q-Marble engraving and cutting machineMain Technical ParametersModelMarble cutting ... .All S,Y,Z Axis are drived by screw rod with the ball bearing of European brand,its Z-Axis travel ... High version (6A), to rearlistc the Auto change the spindle and the saw. cnc engraving machine for marble,granite, stone