CNC-3500 adopts CNC system,four linkage,use 16 surfaces sliay,28pcs rolling wheels structure.And synchronous lifting tgh intermediate drive,with 360° rotary trolley,cutting stable and with efficiency,it can dress 4 surfaces. Moreover,as it’s with CNC system,it can process the column slab、pillar、roman column.numeral、letter、Chinese characters and other shapes for the stone.