November 7, 2017








Product Description:

Herrenknecht releases its first 250t (562.000lbs) pullforce Drilling Rig with a high torque rotary option. The increase of the available torque by more than 30% to 120.000Nm (89.000 ft-lbf) shows the importance of the rotary drive. Now, even larger drill pipes (7 5/8”) can be used with smaller rigs.

Company Description:

Herrenknecht is a technology and market leader in the area of mechanized tunnelling systems. As the only company worldwide, Herrenknecht delivers cutting-edge tunnel boring machines for all ground conditions and in all diameters – ranging from 0.10 to 19 meters.


Category: UCT plus