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83/4 "HM662XAG تعدين الفحم والسد البناء لحفر آبار النفط بت مثقاب Pdc
Escada tipo Drag Bit
PDC çok aşamalı kule matkap BitsPDC
Vỏ ống
83/4" HM652XAG Professional Pdc trapano fornitori per la foratura di pietra arenaria
Nút Bit
Wireline imprägnierte Diamant-Kernbohrer
6 "HM362XA 6 블레이드 매트릭스 바디 오일 필드 드릴링에 대 한 석유 시추 Pdc 드릴 비트
Foret de perçage pour le PDC trois pales
81/2" HM952XAG yüksek kaliteli Pdc matkap Bits.drill bit için Rock Daimond sondaj
Tubo de revestimento
السلكية مشربة بت الأساسية الماس
الأنبوب المزدوج الماس بت الأساسية
Dischi diamantati carburo sfera del dente
Merdiven tipi sürükle Bit
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