30M/hour Pneumatic Rockbuster Water Well Borehole Drilling Rig For Rock

30M/hour Pneumatic Rockbuster Water Well Borehole Drilling Rig For Rock Drilling depth: 30-300M hole diameter : Max.500mm Working speed:30M/hour Application for bore hole drilling rig PST30 Bore hole drilling rig is a high efficient machine , it can drill 30M each hour . It can be widely used for many areas .Such as railway, water conservancy , geological survey bridges, dam foundation and other buildings, drilling geological core drilling, small grouting hole, blast hole, small hole wells Main Features 1, With hydraulic feeding device, high drilling efficiency. 2, The rotary torque large hole diameter. 3, Equipped with ball card clamping mechanism, which can realize non inverted pole, high efficiency. 4, The rig has the advantages of compact structure, small volume, light weight, strong decomposition, easy to handle