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83 yá 4 "HM952XA 222,2 pulgadas komongu asero ar pozo petróleo Pdc broca Pdc bits

broca pdc pozo petróleo API estándar, perforación, taladro xi hño ar tsa̲, broca diamante, jar pedacito taladro Ntxinä


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خطرة ح م-مصفوفة 19 9-كتر 4-4 بليد 2-مسئولاً على مستوى التسلسل الهرمي الصف العاشر--واحد PDC ز "كتر صنع" في الصين
laget i Kina,Website:, god kvalitet, diamant pdc borekronen, kull gruvedrift og demning bygging, wholsale borekronen
tricone дриль біт, води, буріння свердловин, інформація для буріння, гаряча продаж / ролика конус біт/рок біт для буріння свердловин на воду
H-HNS M-MATRİS 6-kesici 16 5-5 bıçak 2 il düzeyi hiyerarşik X-tek sıra G-PDC kesici yapılan Çin
S profesionalne i produktivan fabrika, HAINAISEN je jedan od na vodećih Kina tri lamela pdc proceduru bitni proizvođača. Dobrodošli na veliko tri l...
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