lightweight backpack drill rig BXZ-1 Kohler gasoline engine /Portable diamond core drilling rig/l for sale quality guarantee

·mineral prospecting

·geotechnical engineering

·geoscientific research

·tunnel lining

·inflected arch detection

·highway engineering geological exploration

·hydraulic engineering geological exploratory

·portable : a complete set of BXZ-1 can be packed into a backpack that can be carried by one adult

·efficiency and effective: BXZ-1 can work in almost any type of soil conditions

·easy to disassemble

·simple to operate