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WJ-QK80 Down-the-Hole Drill (Excavator Mounted)

Stone Rigidty F=6-16 Drilling diameter Φ90-160mm Drill Depth ≤20m Axis Pressure 1.5 T Rotation Speed 0-90rmp Rotation Torque 1300N.M-3600N.M Impator Model GM30HD GM40HD GM50HD Drill Rod Model Φ76/89 Matched Excavator Above 8 T Down-Hole Speed 0.3m/min Way of load&unload drill rod Manual Matched Compressor 12m³/min


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