... ,long lifespan operate conveniently small in size Its one sort of CNC mini engraver in our company,the model JK3020.its ... -color plate,synthetic glass,PVC board,ABS,wood,oxhorn,crystal,non-ferrous metal etc.Advantages:1. It adopts advanced digital control system ... Spindle motor 800W Engraving speed 2000/3600mm/min Rotating speed of spindle 6000-24000rpm Engraving tools 3.175/4/6mmoptional Command ...