... -24000rpm/min .Work voltage AC220V/50Hz DM-1325S stone CNC router Marble engraing machine with CE could work on marble, granite ... , tile, tombston work with DSP handle Performance characteristics: 1, leading Rack Drive, fast, high efficiency, air-speed can ... : X.Y working area 1300mm*2500mmZ working area 200mmTable 1 440mm*3000mmMax. feeding height 20m/minControl system DSPInterface USBCommand ...