ʻO ka mea hana ʻeli ʻo API 7-1 me ka ʻano B a me ke ʻano F a me ke ʻano T
Hoʻohana Huahana Ua hoʻolālā ʻia ka Roller Reamer no nā hana reaming like ʻole akā ʻoi aku hoʻi no nā kumu hoʻopaʻa i ka wā e ʻeli ai i nā ʻano abrasive loa. E kūpono ia i nā nui o ka lua mai 4 5/8 a 26 ʻīniha. Eia kekahi, ʻo kēlā me kēia kino ma o ka hoʻoponopono maʻalahi ʻana o nā poloka a me ke koho pono ʻana o nā mea ʻoki, e kūpono i nā nui o nā lua. ʻAno huahana ʻEkolu mau ʻano like ʻole (T, F a me B) o nā mea ʻoki e hāʻawi ʻia: ʻAno T: Wili ʻia, mīkini ʻia me ka ʻoi maka paʻakikī ...