12 1/4 ʻīniha kila kino PDC Bits no ka ʻeli ʻana i ka luawai ʻaila

He loea mākou i ka hana ʻana i nā ʻāpana PDC, ke kino kila a i ʻole ke kino matrix, nā mea ʻokiʻoki, nā nui o nā pahi, nā mea ʻokiʻoki lālani hoʻokahi a pālua paha, nā mea ʻokiʻoki hope-reaming, a pēlā aku, hiki ke hoʻopilikino ʻia nā hiʻohiʻona āpau. ʻO ka nui o ka ʻāpana PDC mai 3 7/8″ a i 17 1/2″.

He hale hana ʻo Far Eastern i nā ʻāpana wili, e like me ka roller cone bit,ʻāpana cone roller tricone, nā ʻāpana tricone, ka mea wehe puka HDD, nā mea ʻoki ʻōwili kumu no nā noi like ʻoles. ʻO ka noi e komo pū ana me ke kahua ʻaila, ke kinoea kūlohelohe, ka ʻimi honua, ka hoʻowali ʻana i ka luawai, ka eli ʻana, ka ʻeli ʻana i ka luawai wai, HDD, ke kūkulu ʻana, a me ke kahua.

Ma ke ʻano he hale hana wili ʻoki alakaʻi ma Kina, ʻo ka hoʻonui ʻana i ke ola hana o ka wili ʻoki kā mākou pahuhopu. Hoʻāʻo mau mākou e hoʻomaikaʻi i nā ʻāpana me nā helu komo kiʻekiʻe. ʻO kā mākou pahuhopu ke kūʻai aku i ke kūlana kiʻekiʻe me ke kumu kūʻai haʻahaʻa loa. ʻO ka maikaʻi o ka wili hikina mamao a me ka ʻenehana e kōkua iā ʻoe e hoʻokō i nā mea hou aku.