... length: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