Iimela zethu zokunqumla iphepha ezifakwe i-corrugated zenziwe ngentsimbi ye-tungsten kwaye zifanelekile kwiindawo zokunqumla ezikhawulezayo. Iiblade zinika ubunzima obukhethekileyo kunye nokumelana nokuguguleka, ziyakwazi ukumelana nexesha elide lokusebenza ngokuqhubekayo. Zibonelela ngokunqumla okuchanekileyo, ukusikwa okucocekileyo, kunye nembonakalo engenamaqhuqhuva, ziphucula ngempumelelo ukusebenza kakuhle kwemveliso kwaye zandisa ubomi benkonzo. Zifanelekile kwiindidi ezahlukeneyo zezixhobo zokunqumla kushishino lokupakisha olufakwe i-corrugated, ngakumbi kwimigca yemveliso efakwe i-corrugated ekhawulezayo kunye nemigca yemveliso ezenzekelayo ebeka iimfuno ezingqongqo kwimveliso.
