3D cnc engraving machine 1.Working area:1300*1300mm 2.2.2kw spindle,stepper motor 3.With rotary 4.OEM,CE,ISO9001 SD ... -1313Y column cnc router,3D cnc engraving machine for column/cylinder ... efficiency.4.By changing the diameter and length of the rotary,different kinds of material can be processed,which vastly expands ...