This rotary drill is ideal for diamond core drilling. It is has a percussion action for drilling a pilot hole and rotary only for diamond core drilling. It is fitted with a torque limiter that disengages the clutch if the core jams.
This electric diamond drilling rig is suitable for core drilling concrete upto 126mm or 5″.
The electrically powered Diamond Drilling Rig DD 150-U made by Hilti is a diamond core drilling machine that can be used for multiple purposes, including hand-guided wet and dry drilling through holes or anchor holes. It can also be mounted on a drill stand for wet drilling of through holes or anchor holes in reinforced mineral materials. The DD 150-U can drill through concrete up to 126mm or 5″. There are a number of accessories available for the DD 150-U, including a drilling rig and a vac pump.