... quality, efficiency and priceThe perfect CNC control:,Can be learned in short time Rapid, simple setting up ... high localization accuracy. It has three 23 high speed stepper motor for X, Y , Z axis ... FREE, EMERGENCY STOP, LIMIT/TOOL ADJUST SENSORS, SPINDLE CONTROL, HALF DRIVE CURRENT, OVER-THERMAL PROTECTION, etc. ... strengthen the heat sink of the electronics in the control box, we add a 12CM fan on ...