◆Hoʻohana nui ʻia i ka ʻoki ʻana i ke kila kila, ke kila kalapona, ke kila manganese, ke kila puna, ka titanium alloy, ka pepa galvanized, ka pā alumini, ke keleawe, ke keleawe a me nā mea metala ʻē aʻe.
◆ ʻAno kiʻekiʻe kiʻekiʻe, ʻoki mea metala kūikawā.
◆Hoʻohana ʻia no ka metala poepoe, pahu huinaha, L kshaped metala, H Shaped metala, etc.