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8 1/2 amayintshi I-Single Cone Roller Bits IADC537G ye-Rock Trenchless
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I-IADC637 8.5″ i-Tricone Thirds Roller Cone Bit yokubhoboza amatshe amabhakede
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I-IADC127 12 1/4 I-Milled Tooth Roller Cone Bits yokwakha ama-HDD Rock Reamer
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I-API factory drilling cones bit for rock hole opener
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Imboni ye-API Amabhakede asetshenziswa isikwele amabhithi ekhoni yerola yetshe eliqinile
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Ibhithi yekhoni eyodwa eshintshashintshayo eshintshwayo yokumba ukunqwabelanisa okujikelezayo
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Imboni ye-API ye-TCI roller cutter bits yokubhoboza idwala eliqinile emgqonyeni
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Itshe eliqinile lokumba i-tricone bit cutter yokunqwabelanisa ukubhola kwe-HDD
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Izigaxa ze-Wholesale Piling zamabhakede zokumba amatshe aqinile
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Ifekthri ye-API yokunqwabelanisa izigaxa zama-roller cones ukuze kubhojwe isiqondiso
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Ukuphothula ama-rotary TCI roller cones omshini wokwakha isisekelo sebhakede
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I-API TCI sinlge roller cutter bit for rotary foundation drilling rig