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ʻO ka API 8.5 ʻīniha hybrid drill bit PDC-roller compound no ka paʻakikī paʻakikī
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Hale hana API 17.5 ʻīniha PDC a me ka tricone hybrid drill bit no ka lua ʻaila hohonu
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9.5 ʻīniha Hybrid bit PDC i hui pū ʻia me ka cone roller no ka ʻeli ʻana i ka ʻaila
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ʻO ka ʻāpana hybrid API 12 1/4 ʻīniha no ka ʻeli ʻana i ka lua ʻaila hohonu pōhaku paʻakikī