An yi amfani da shi musamman don sabunta dabaran squaring da calibrating rollers, ajiye farashi don kayan aikin lu'u-lu'u.
An ƙera ɓangarori don abin nadi na daidaitawa don yankan santsi da ƙimar cire kayan abu mai girma.An yarda da sassan don tsawon rayuwarsu na aiki, ƙarancin amfani da makamashi, ƙaramar amo mai aiki, ƙayyadaddun ƙayyadaddun ƙarfi da kwanciyar hankali.