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100m 200m 300 Meters Depth Rock Drilling Machine Air Portable Water Well Drilling Rigs Bore Hole Well Drilling Rig

100m 200m 300 Meters Depth Rock Drilling Machine Air Portable Water Well Drilling Rigs Bore Hole Well Drilling Rig
 TRSZJ-180Main ParametersTRSZJ-180Weight4.5TAir consumption17-31m³/min Bore diameter140-254mmDrill rod diameterΦ76 Φ89...

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