cnc engraving and milling machine 1.3D engrave on metal, aluminium, cuprum, ... system 3.servo motor 4.CE cnc engraving and milling machineFeatures:Casting steal main structure, High rigidity, Optimization ... join axis , max speed 24,000rpm, high-power milling and small knife fine artifactitious functionDigital control system ResolutionParameters: ... : 0.003 mm Samples: NC-650 cnc milling machine for metal