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8.5 'īniha hoʻokahi cone roller bits IADC537G no ka HDD wili pōhaku
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API 8.5 iniha tricone thirds roller cone bit for rotary drilling rig
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ʻO ka hale hana Kina 4 3/4″ API roller bit palm no ka pahu kumu i ka waihona
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14 3/4 'īniha tricone bit segment cone bits no ka hoʻokumu ʻana i ke kumu
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API 12 1/4 'īniha tricone bit oki no ka pahu kumu i loko o ka waihona
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ʻAno hoʻololi ʻia ʻano hoʻokahi Cone Bit no Rotary Drilling Rig Drilling Bcket
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ʻO ka hale hana API o 185mm TCI tricone cutter no ka coring pōhaku paʻakikī
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ʻO ka hale hana API o TCI roller cutter no ka rotary piling drilling rig
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ʻO ka maka metala i hoʻopaʻa ʻia i ka pahu pahu pahu no ke kahua paʻa
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ʻO ka wili niho wili palaoa hoʻokahi no ka wili ʻenekinia
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API no ka mīkini hoʻopaʻa paʻa niho maʻamau
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ʻO ka hale hana API o ka Roller Cone Bit me ka Flange no ka hoʻoheheʻe HDD