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ʻO ke kumu kūʻai haʻahaʻa API 6 ʻīniha PDC step drag bit 3 mau ʻēheu i loko o ka waihona
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Hale hana API o 4 5/8 ʻīniha PDC wili kauō me 3 Blades
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ʻO ka ʻūpā kauō 152mm 3 mau pahi no ka ʻimi honua
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ʻO ke kumu kūʻai haʻahaʻa 360mm step drag bit 3 mau pahi no ka hoʻokumu paʻakikī
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6 ʻīniha PDC Drag Bit 4 mau ʻēheu no ka ʻeli ʻana i ka luawai paʻakikī
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ʻO ka ʻāpana pōhaku concave API 152mm PDC 4 Blades no ka ʻeli ʻana i ka luawai
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8.5 ʻīniha nā ʻāpana wili cone hoʻokahi IADC537G no ka ʻeli pōhaku HDD
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Mea hoʻolako puka wehe HDD API No-Dig no nā pōhaku paʻakikī
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ʻO ka mea hoʻoulu pōhaku ʻauwaha ʻole cone TCI no ke kūkulu ʻana i ke kahua
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ʻO ka ʻāpana ʻōwili ʻonika API 8.5 ʻīniha tricone thirds no ka wili ʻeli rotary
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Hale hana Kina 4 3/4″ API roller bit palm no ka pahu koʻikoʻi i loko o ka waihona
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14 3/4 ʻīniha nā ʻāpana ʻāpana tricone bit cone no ke kūkulu ʻana i ke kahua