Tunneling jumbos DT821
The DT821 is a two-boom jumbo designed for fast, precise tunneling and cavern excavation drilling. Offering flexibility, it can be equipped with either hydraulic or electronic drilling systems to suit varied operational needs.
With automatic functions and optional advanced instrumentation, the DT821 ensures efficient, productive drilling performance in demanding underground environments
| Model | DT821 |
|---|---|
| Hole length | Up to 5.88 m |
| Coverage | 110.00 m² |
| Tramming type and distance | Hydrodynamic transmission - Diesel engine - QSB4.5 (124 kW, Stage IIIA) |