Jinke JK860 Geothermal Drilling Rig Geothermal and ground source heat projects do not need a one-off machine - they need a rig that drills the same reliable hole, over and over, for years. That is what the JK860 is on this job: a 1000m rotary rig with an 860mm table that handles both vertical production wells and large-diameter heat exchange boreholes. Main Specifications Drilling Depth 1000m Hole Diameter 105-600mm Rotary Table Through Hole 860mm Rotary Table Torque 50KN.m
