... weight of thetile ,bluestone ,granite and tombstones, have the strong structure ,,have the following featuresFeature:1.X,Y,Z three- ... high precision, long lifetime .2. Whole seamless weld steel structure, not easy to distort , the table back lining is ... precision :0.05mmReposition precision:0.02mm Table structure :aluminiumX,Y,Z structure :X,Y,Z ball screwCommand:G CODEMachine power ...