83/4"HS642XA API 和 ISO 鋼體 PDC 鑽頭,石油鑽井
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8 1/2 tuuman Hainaisen suosittu koot Tricone Bit / vettä hyvin TCI Tricone bittiä korkea laatu Tricone poranterä | yleisimmin käytettyjä tricone vähän / vettä hyvin TCI tricone bittiä/korkea laatu tricone poranterä, uusi teräs hammas vähän, pehmeän ja keskisuur... |
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121/4" HM952XA poço de petróleo PDC Drill Bit gás bem PDC dielétrico o Bit de PDC | perfuração de carvão, série de brocas, bocados de broca de rocha, diamante, broca, broca de ferramenta de poder de |
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Pedacitos taladro perforación nsä'mi PDC | Ko ar fábrica xi hño ar tsa̲ ne productiva, HAINAISEN ge 'na ar principal arco ar pdc Ntxinä fabricantes taladro brocas perforación. Hogu̲ntso̲ho̲ ... |
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81/2" HM352XA High Quality Center Bit fabrikanten standarder PDC Drill Bit til retningsbestemt boring | fabrikanten retningsbestemt boring,Website:, hot salg, pdc borehoved, diamond borehoveder, olie oilfield |
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Autres mèches Non perforante | Avec usine professionnelle et productive, HAINAISEN fait partie de la Chine des autres non perforante mèches fabricants. Bienvenue à de gros autres... |
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carbide strip | Seller: Zhuzhou Xingzhou Carbide Co., Ltd | 1.High accuracy with long lifespan 2.Hip sintered, good performance 3.Various sizes and full t... |
