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nongyeroad,zhengzhou,Other,China China
High crushing strength High flow conductivity Superior thermal stability Widely Used in the exploration of Oil&Gas wells
Coal drill bit/ coal bit: Applications: Apply to the anchor-network support hole drilling in coal mine, hydraulic project. Etc. Characteristics:
Made-to-order products can be supplied according to your detailed requirements. 1, light weight (lighter than the old-fashioned drill pipe 45%)
Tricone bit 1.High-strength, high flexibility, high temperature, high wear resistance. 2. High-precision metal seal. 3. Locking roller ball, to
Surface-set non-coring bits are drilling for broken formation rock which can't be cored. Crown are used a to set with synthetic, natural or polycr
We can supply button bits with different thread and different diameters. Bits for rock drill Button bits with rich assortments and differential
الشخص الذي يمكن الاتصال به Ms. Grace yu
عنوان nongyeroad, zhengzhou, Other
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