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8 1/2 'īniha hoʻokahi Cone Roller Bits IADC537G no Rock Trenchless
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IADC637 8.5 ″ Tricone Thirds Roller Cone Bit no ka wili pōhaku bakeke
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IADC127 12 1/4 Milled Tooth Roller Cone Bits for Building HDD Rock Reamers
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API no ka mea wehe lua pohaku
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ʻO ka hale hana API no ka hoʻohana ʻana i nā pahu pahu pahu pahu pahu pahu no ka pōhaku paʻa
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ʻO ke kumu hoʻololi hiki ke hoʻololi ʻia i ke kumu hoʻokahi ʻāpana cone no ka wili ʻana i ka pilang rotary
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ʻO ka hale hana API o nā ʻāpana ʻoki ʻoki ʻo TCI no ka ʻeli pōhaku paʻakikī
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ʻOki ʻoki ʻoki tricone wili pōhaku paʻa no ka ʻeli ʻana i ka HDD
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Wholesale Piling bucket roller cones cuters no ka wili pōhaku paakiki
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ʻO ka hale hana API no ka hoʻopili ʻana i nā mea ʻoki ʻoki pahu pahu no ka wili kuhikuhi
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Hoʻopaʻa ʻia nā cones ʻo TCI rotary no ka mīkini hana kahua paʻa
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ʻO API TCI sinlge ʻoki ʻoki ʻoki no ka rig wili hoʻokumu paʻa