bored pile drilling machine, bored pile drilling
1 Piece (Min. Order) B ored pile drilling rig portable drilling machine Hole Drill Rig Technical parameter Drilling depth 200m Max. hole dia φ75-φ300mm Drill pipe initiative 53/59*4200mm Drilling hole dia φ50,φ60mm Drilling angle 90°~75° Power (diesel engine) 15/2200kW/r/min Structure weight/size 1150kg/2700*950*1770 V ertical spindle ...
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