He maʻalahi ka hana ʻana i nā ʻūpā wili milo insulated no ke kaula kila, hana ʻia nā ʻūpā i ke kila metala ikaika kiʻekiʻe, ke poʻo ʻūpā me ka hoʻolālā ʻokiʻoki hohonu, nahu ikaika, me ka ʻinikua laka, pale i ka paheʻe. Hiki ke manuahi ka ʻokiʻoki e hoʻoponopono i ka camber, hoʻohana multi-angle. Hoʻohana ka lima insulated i ka resin epoxy ikaika kiʻekiʻe a me ka paipu piha huʻa insulated, me ka ikaika kiʻekiʻe, hana insulated maikaʻi, laumania ka ʻoki ʻana a ʻaʻohe burrs.
Nānā: I ka wā e hoʻohana ai me ka mana e ʻā ana, e ʻaʻahu i nā mīkina lima laholio insulated, e mālama i kahi mamao palekana a e hahai i nā lula palekana āpau.