... Jade CNC EngraverSpecifications:This series of models are mainly used for light weight of the tile, bluestone,marble, granite, white marble ... weight up to 200-300kg per square meterels mainly used for lighter weight of the tile,bluestone ,marble,granite,white marble ... , the table back lining is armor plate, good rigidity, the machine can bear 1MT weight at least.3.Constant power spindle ...