1, cnc engraving machine for marble 2, high-precision processing 3, stability ... guide, advanced step system, imported bearings, spindle for the domestic first-class brand, the spindle can be ... according to their own situation select different power spindleWorry-free performanceby way of the breakpointmemory, guaranteed in accident ( suitable for ... efficiency LH-1313-2 CNC engraving machine for marble