... stepper motor stable structure,square guide OEM SD-6090 mini stone cnc routerApplicable industriesAdvertising industry, handicrafts and moulds ... marble, granite, white marble, sandstone, glass type, copper, iron, plastic, stone sculpture processing, category carved glass-cutting and engraving ... melting material.Technical ParameterModel SD-6090 mini stone cnc routerX-Y-Z axis working area ...