Konmison 3 Axis CNC DIY Router Machine Engraving Machine PCB Milling Machine CNC Wood Carving Mini Engraving Router, Model: , Outdoor & Hardware Store This is a miniature CNC engraving machine, the software just can work with win 7. For study and research. Requires self-assembly and commissioning. Plz contact me for all documents Working Area 130 * 100 * 40mm (5.1'' * 3.9'' * 1.6''); Stepper motor: nema17. The package include all parts of the mechanical parts. ( electronic control board, stepper motors, The warranty time: 12 months. We offer you the best service, if you have any questions, please