Oyenera makampani kuwotcherera、Makampani oyendetsa、Makampani opanga ma roller frame、Zosiyanasiyana mafakitale ntchito monga kudula makampani
- Kutumiza pafupipafupi kudumphadumpha,Mphamvu yolimbana ndi zosokoneza
- Ndi ntchito yoyimitsa mwadzidzidzi
- Speed protection switch control