Hoʻohana pinepineʻia nā flangstal i nā hanaʻoihana, nā noi a me nā noi. Loaʻa nā fila fila fila paila i loko o nāʻano likeʻole o nāʻano a me nā helu ikaika. Ua heluʻia nā flangs i nā papa mai 150 a 2500 #. Ma kahi o ka weheweheʻana i kahi helu kaomiʻana, kekahi mau flanges, e like me nā'ōpala, e koi i ka papa hana pila e kuhikuhiʻia. Hoʻomaopopo kēia i ka puka o ka paila i nā lua i ka lua o ka'ā'ī a iʻole ka paleʻana i ka flange.