ʻO ka hale hana API o ka tricone drill bit palupalu no ka luawai a me ka punawai kinoea

ʻO ke anawaena bit Tricone mai 3 7/8 "a 36" me ka code IADC mai IADC127 a i IADC837.
Loaʻa iā mākou kahi waiwai no nā code IADC āpau a me nā model. Hiki ke hoʻohana ʻia no ka pūnāwai wai, ka ʻaila a me ke kinoea wili a pēlā aku.
Hāpai:O-ring sealed Journal Bearing Bit
Hoʻokumu palapala noi: Medium palupalu me ka ikaika compressive haʻahaʻa a me ka ʻoi aku ka paʻakikī abrasive stringers, e like me ka shale paʻakikī, gypsolyte paʻakikī, limestone palupalu, pōhaku one a me ka dolomite me nā stringers, etc.
Ke ʻoki ʻana:Offset crested scoop compacts i loko o ka lālani i loko, wedge compact ma waho o ka lālani, imequarble spaced compacts hoʻonohonoho ʻana, a me ka lālani o nā mea ʻoki i hoʻohui ʻia ma waena o ka lālani ana a me ka lālani kuʻekuʻe.