... operation,competitive cost.positive capacity of cnc workingStable CNC drilling-milling machines with electronic regulation and digital sleeve travel ... STEPPER FREE, EMERGENCY STOP, LIMIT/TOOL ADJUST SENSORS, SPINDLE CONTROL, HALF DRIVE CURRENT, OVER-THERMAL PROTECTION, etc. About its ... the control box is alone , you use it to control else machine .so it is quite good . CNC/Manual Milling & Drilling ...