... spindle power special in stone and marble engraving best design Parameters: modelLD 1224 stone CNC engraving machine configurationOuter ... protect the tool effectively whileprocessing all kinds of stone.3.Automatic oil supplier makes the maintenance operation ... Embossment,Line engraving ,Cutting,Edge inversing,Drilling on Natural stones,Granites,Artifical stones,Tombstones,Milestones,Ceramic,Glass and ...