... mainly used for light weight of the tile, bluestone,marble, granite, white marble, sandstone,such as a stone sculpture processing, category ... used for lighter weight of the tile,bluestone ,marble,granite,white marble,sandstone,such as a stone sculpture proccessing,category ... as Type 3, Artcam,Castmate,Artcam,Coredraw.5.Double direction cutters cooling system can prolong the lifetime of using.6.High ...