TK-1212-4 CNC Machine Four Spindle Heads DSP Panel can be for ... assure the lowest limits when moving 4. Imported four line steel ball liner guide rail, slide with the automatic lubrication, equal force ... and other metal processing. Technical Parameters:Machine nameTK-1212-4 CNC Machine with Four SpindlesX,Y,Z Guide RailSquare RailX,Y TransmissionBall ...