83/4" HM952XA 222.2 inci badan keluli telaga minyak Pdc gerudi Bit Pdc Bit
bit gerudi telaga minyak pdc,Website:, API standard, baik penggerudian, bit gerudi profesional, bit gerudi diamond, dibuat di china bit gerudi
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Hainaisen suosittu koot 8 1/2 tuuman Tricone Bit / vettä hyvin TCI Tricone bittiä korkea laatu Tricone poranterä |
vettä hyvin porata vähän, tricone vähän, kuuma myynti bit / volframikarbidi lisätään bit/rulla kartio poranterä, Kiina, tehdas |
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121 yá 2 "HM662XAG campo petrolífero ar pedacito taladro pa duros formación arenisca perforación |
brocas perforación PDC bits manuacturer pdc pdc Taladro Brocas pdc Taladro broca insertos ar diamante |
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Tricone Bit Roller Bit Drll Bit |
tricone bit,roller bit,water well drilling,water well drilling equipment,rotary drilling |
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81/2" HM962XA brocas de perforación PDC, taladro herramientas con matriz cuerpo para perforación de pozos de agua |
Alta calidad pdc Taladro Brocas /Original con pozo de petróleo PDC bits PDC matriz cuerpo diamante aceite /tungsten carbide broca de PDC |
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83/4" HM952XA 222.2 inç sac gövde petrol kuyusu Pdc Drill Bit Pdc Bit |
petrol kuyusu pdc matkap, API standart, sondajı, profesyonel matkap, elmas matkap, Çin Matkap yaptım |
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