... : This series of models mainly used for heavy weight tile, bluestone, marble, granite, white marble, sandstone, such as the stone ... 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. Marble, Bluestone and so on can be engraved to 5mm each timeMain ...