我公司常年經(jīng)營鉆井配件,出售各種型號新舊,三牙輪鉆頭，PDC鉆頭,油車大鉤,鉆桿,鉆挺，鎢粉，合金，吊嵌,吊卡，礦山鉆頭，公錐,組裝三翼鉆頭,等石油水井鉆采物資.常年高價回收進(jìn)口,舊鉆桿,鉆挺,和報廢三牙輪鉆,PDC鉆頭,,希望更多朋友來電恰談. Asks to buyOur company have long-terms buying some old three roller bits、 PDC drilling bits and others oil supplies....sell Our company sell different types of new/old three dental drill、PDC drill、drilling superscript、drilling pipe、drilling chain、drill collar、hanging clamp for a long time, which the goods we use in wells and oil drilling industry.