Sandvik DD321 is a compact two-boom jumbo for demanding conditions and multiple applications. The jumbo is capable of face drilling, cross-cut drilling and bolt hole drilling.
The drill's various options make it suitable for a range of conditions and tasks. The proven and robust SB40 boom provides coverage of 49 m². A selection of fixed and telescopic feeds are available for a variety of applications.
The new rock drill RD520 provides smooth and efficient drilling.
Sandvik DD321 offers a new look and improved serviceability and usability over predecessors Sandvik DD320 and Sandvik DD420.