TK-1212-4 CNC Router 1.Four Spindle Heads 2.DSP Panel can be for optional 3.Breakpoint Memory 4.CE Certificate Features: 1 ... . High accuracy ball screw assure the lowest limits when moving 4. Imported four line steel ball liner guide rail, slide with ... board and other metal processing. Technical Parameters:Machine nameTK-1212-4 CNC RouterX,Y,Z Guide RailSquare RailX,Y TransmissionBall ScrewSpindle ...