... 3.square guide,CE,OEM multi-spindle marble/stone/granite cnc engraving machine SD-1825Application industriesAdvertising industry, ... tile, bluestone, marble, granite, white marble, sandstone, glass type, copper, iron, plastic, stone sculpture processing, category carved ... and engraving melting material.Technical Parameter ModelSD-1825 stone cnc routerX Y working area1660x2500mmMachine size1800 x ...