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Drill rig

Hydraulic Crawler Drill Rig Application: Hydraulic Crawler Drill Rig is mainly used for anti-floating anchor, railway, highway, water conservancy and hydropower project . construction and anchoring anchoring holes, drainage holes, grouting hole construction,…

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Cangzhou Great PDC Drill bits Co., ltd

Cangzhou Great PDC Drill bits Co., ltd specializes in designing, manufacturing, marketing and serving the high performance diamond bits and drilling tools used in petroleum industry .The company is established by the top experts of the field , and equipped…

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