... aluminum alloy, stable and not easy to distortion.2. Stepper motor, high performance driver and strong ballscrew for transmission ... model, artworks, decoration, industrial model, dial, woodworking, mini embossment, small industrial component etc.Technical ParameterModelYQ-C3030Effective Working Travel ... SupplyAC 220/50Hz or AC110/60HzNet Weight30kg mini CNC router machine for wood machining