Kalafo e ka holimo ea ho kenya letsoho e ama ka ho toba ho lumellana ha eona le lisele tsa motho. Re sebelisa mekhoa e fapaneng ea phekolo ea holim'a metsi, joalo ka ho belisoa ha electrolytic, sandblasting, laser processing, joalo-joalo, ho ntlafatsa bokaholimo ba bokaholimo, metsi le thepa e meng ea ho kenya. Har'a bona, electropolishing e ka ntlafatsa haholo pheletso ea bokaholimo, ea fokotsa khatello ea maikutlo, le ho fokotsa kotsi ea tšoaetso; sandblasting e ka eketsa bokaholimo bo thata le ho khothaletsa kholo ea lisele tsa masapo.