xy-2BDrilling rig is mainly used for geological general investigation and exploration, road and tall buliding foundation exploration,kinds of hole in concrete structure, river levees, subgrade grouting hole ,drilling and driect grouting, civil wells and earth temperature central air-conditioner,etcAdvantages as below★ Hydraulic feeding mechanism can improve drilling efficient,reducing labor work★ The rig equipped with a ball on a cassette holding mechanism and a six driving drill pipe.double guide,the drilling rod can be replaced without shutdown ------------high efficient,convenient
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