It is Hardrock DT400 mobile drilling machine, it can drill up to 400m depth with 500mm diameter.
It is multi - purpose drilling machine, which can work with mud pump as rotary drilling and also can work with air compressor as DTH drilling.
In order to drill for big diameter hole, it has very high rotary torque and can use 6m length drill rod.
For more information, please visit www.hardrockdrills.com
