Iyo ZR axis actuator ndeye yakananga dhiraivha mhando, uko hollow mota inotyaira bhora screw uye bhora spline nati zvakananga, zvichikonzera compact chitarisiko chimiro. Iyo Z-axis mota inofambiswa kutenderedza bhora screw nati kuti iwane mutsara kufamba, uko spline nati inoita senge yekumira uye kutungamira chimiro che screw shaft.