... such as a stone sculpture processing, category carved glass-cutting and engraving melting material. b. Well-suited for processing panel, ... , stone, organic glass, soft metals like aluminum and copper, ceramic, glass and micro-crystal stone etc.Optional parts:1. Vacuum ... /300mmRepositioning Accuracy±0.01mmAxis Drive System (X Y Z)Rack and pinionDrive TypeStepper motorSpindle2.2KW/3.5KW/4.5kw/5.5KW ...