Drill Rigs / Bolters

Our DT922i is a fully automated electro-hydraulic two-boom tunnelling jumbo with a completely new articulated carrier. It offers unique intelligence, true power, and ultimate versatility to handle any tunnelling job that comes along. Designed to improve the tunnelling quality through its novel automation and planning function, the DT922i has been developed for excavating cross sections up to 125m², including face drilling, bolt hole drilling, and long-hole drilling.