Core Drilling Rig, Diamond Core Bit, PDC Bit manufacturer / supplier in China, offering 20 M 30 Meter 50m Portable Drill Rig Machine 46mm to 110mm Drill 6.5kw for Geological Exploration with Core Motor Component, Finedrill Turbo-Type Impregnated Drill Bit for Hard Rock Drilling with High Penetration Rate and Fast Drilling Speed for Water Well Drilling, Premium Electroplated Diamond Core Drill Bit for Hard Rock and so on.
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