... 4,water-cooled spindle 5,heavy-duty design CNC Stone Engraving Machine JX-1224STypical application: This series of models ... , marble, granite, white marble, sandstone, such as the stone sculpture processing, category carved glass-cutting and engraving melting material ... .1. Granite, Marble, Bluestone, Sandstone and other stone engraving2. Hard stone like Granite can be layered engraved to reach 3mm3 ...