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China 400m Crawler Mounted Diesel Engine Driven Borehole Pneumatic Water Drilling Rig Machine Well Drilling Rig

China 400m Crawler Mounted Diesel Engine Driven Borehole Pneumatic Water Drilling Rig Machine Well Drilling Rig
 TRSZJ-180Main ParametersTRSZJ-180Weight4.5TAir consumption17-31m³/min Bore diameter140-254mmDrill rod diameterΦ76 Φ89...

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