... :1200mm 3.material diameter:200mm cylinder CNC engraving machine for wood Machine Features1.Adopt original import auto eliminating clearance ball screw ... , stable and not easy to distortion. Applicable Materialsaluminum, iron, plastic, wood, plexiglass, natural granite,marble,bowlder,bluestone, double color board, PVC ... , multiple spindle, air cooling spindle cylinder CNC engraving machine for wood