Strengthening type FLUSH drilling rig. Used to drill at farmland, river network and jungle area. Drilling methos: mud drilling/air drilling. Collocated with hollow drilling tools. Net weight of hand-held part is about 33kg Max drilling depth: 20 meters Tight structure, light weight, hydraulic driving rotation, manpower lifting. Collocated with gasoiesel power hydraulic station. If you are also interested in http://www.drillingrigts.com/