... with stepping motor 4.HIWIN guide rail High quality mini cnc milling machine for metal(7STC-6060A) Product features: With 600mm* 600mm ... simple push of a button. The motor we use for our CNC engraver can be steping motor/ Servo motor, and the brand ... professional manufacturer of all kinds of CNC engraving machines, suitable for various of materials, such as: wood, stone, jade, acrylic, metal, ceramics, ...