ʻŪmiʻumi uila

Ua hoʻolālā ʻia ka ʻūpā uila no ka hoʻohana ʻana i nā hana kaumaha. Hana ʻia me ke kila chrome vanadium me kahi hana hoʻopaʻakikī kūikawā no ka lōʻihi o ke kūpaʻa a ua uhi ʻia me ka nickel no kēlā ʻano ʻoihana. Aia kahi scraper a me ka faila ma ke kua o ka pahi. Paʻa i ka lihi ʻoiai ke hoʻohana ʻia ma nā kaula fiber a me Kevlar. ʻAe nā niho serrated i ka hana ʻoki ʻole ʻana.