... stepping motor -High accuracy High quality desktop metal engraving machine Product features: With 600mm* 600mm engraving range;With 3.0KW water cooling spindle, ... slot of the computer, and the operation of the CNC engraver is controled by the control card. We have ... of all kinds of CNC engraving machines, suitable for various of materials, such as: wood, stone, jade, acrylic, metal, ceramics, etc. ...