... two.Functions of top quality cnc router engraving machine SW-DX5050: 1.It is suitable for engraving,milling and drilling compactly ... ,injection mould,ironware mould and engrave mould industries.3.Especially designed for engraving and milling molds,eyeglasses,watch,panel,badge ... )Positioning mm0.01/300Repeating mm0.005Uprightness of X,Y axis mm0.015/300Spindle speed rpm600-24000Spindle power output kw3 ...