cnc inside ring engraving machine

China M20 professinal factory cnc inside ring engraving machine Automatic CNC 4-axis precision multi-functional cutting plotter: mainly applicable to ring, ring, inner circle, outer circle, jewelry, handicrafts and other plane parts; using stippling techniques and pictorial carvings arbitrary fonts. At the same time using magnetic levitation, automatic arc gap, CNC rotary indexing and other advanced technologies, making Stippled high precision and accuracy. The machine can be