... bluestone,marble, granite, white marble, sandstone,such as a stone sculpture processing, category carved glass-cutting and engraving melting material ... axis and the speed of motor.8,Adopt impoeted ballscrew9,Cast iron structure, can load weight up to 200-300kg ... bluestone ,marble,granite,white marble,sandstone,such as a stone sculpture proccessing,category carved glass-cutting and engraving melting ...