On October 09,Our customer sent a construction drawing of the HFDX-4 full hydraulic core drilling rig in Russia.
Drilling Diameter: BQ,NQ, HQ
Drilling Depth: 1000m/700m/500m
HFDX-4 full hydraulic core drilling rig is applied to exploration and prospecting of geology, metallurgy, coal, petroleum, natural gas, groundwater and for other industries.