... The drillers can fitful all drilling operation parameter setting on the operating chair, the operation manner has been ... AKKKHeight, m31 or 3941434545Max. load, kN(lbs)9001700225031504500SubstructureTypebox on box, or telescopingdual-liftingdual-lifting or swing upDrillfloor ... control modeAC-DC-ACone to onedrilling rig,oil drilling rig,drill rig,rig,driling machine,oil rig,OIL DRILLING RIG