Magawo oyendetsa bwino kwambiri, omwe amaphatikiza Stepping Motor ndi Ball Screws/Lead Screws kuti athetse kulumikizana. Stepping Motor imayikidwa kumapeto kwa Ball Screw/Lead Screw ndipo Shaft idapangidwa bwino kuti ipange Motor Rotor Shaft, izi zimachepetsa kuyenda kotayika. Kuthetsa Coupling ndi kapangidwe yaying'ono kutalika okwana chingapezeke.