... -supplying cooling system 2.2kw spindle power special in stone and marble engraving best design Parameters: modelLD 1224 stone CNC engraving machine configurationOuter dimension ... ,Cutting,Edge inversing,Drilling on Natural stones,Granites,Artifical stones,Tombstones,Milestones,Ceramic,Glass and so on. 2.2 kw spindle power Stone Engraving Machine ...