DD320S Development drill rig

Sandvik DD320S is a compact two-boom drilling jumbo designed to operate in demanding underground conditions working in various drilling applications. This jumbo is capable of face drilling, cross-cut drilling and bolt hole drilling making it suitable for a wide range of tasks.

The B26XLSF boom provides a wide coverage of 41.4 m² with RDX5 rock drill providing solid 20kW drilling power. Robust design with well proven components ensure the maximum performance, high level reliability and ease of maintenance where needed.


  • FOPS certified canopy or optionally both FOPS and ROPS certified operator cabin for increased safety
  • Hydraulic control system for reliability and ease of use
  • RDX5 robust rock drill for heavy duty drilling and bolting applications
  • Ease of service and maintenance
Technical data
Rock drill RDX5 (20kW) for 43 – 64 mm holes / 76 – 127 reaming holes
Boom type B26XLSF / XLSF NV boom options with hydraulic autoparallel holding
Hole length Up to 4660mm
Drilling controls THC560 (hydraulic controls)
Diesel engine Cummins QSB 4.5, 124 kW Stage IIIA
Dimensions 2950mm height (cabin), 2150mm width
Weight 20,910 kg (depending on options)

Solid Ground Online

Deep development

26 March, 2020 BALYA, TURKEY. One of Sandvik’s latest development jumbos impressed the contractor who trialed it at…

Read more