Ibisobanuro bya videwo:
Yagenewe inganda zikoreshwa, vibrasiya ya disiki + indobo igaburira lift + imashini ipakira ihagaze cyangwa imashini ipakira imifuka.
Imwe ikwiye gufata disiki imwe yo kunyeganyega
Ibikoresho byose bigwa mu ndobo ya lift, bigashyirwa mu mufuka umwe