Discription: 1.MD-80A drilling rig is a kind of full hydraulic power head drilling rig and high torque.It is applied to drill heavy duty anchor holes at side slope of water power station, railway or highway projects, to drill drainage holes and lt also used to prevent or solve geologic calamity, such as landslide and rock collapse etc. In addition, it is also used to drill high-pressure jet grouting holes. 2.lt has great drilling capability, wide range of application,rapid drilling speed and high drilling efficiency, as well as powerful ability of eliminating accident. 3.Rig structure is separate group design, it assures good disassembling, rapid and convenient mount and transport, best working environment and lower labor strength. Application: 1.Anchor holes at side slope of water power station, railway or highway projects, to drill drainage holes and It also used to prevent or solve geologic calamity, such as landslide and rock collapse etc. 2.It is also used to drill high-pressure jet grouting holes.