Concrete – Hard stone
DD 300 ring
- High speed ring drill for reinforced concrete, granite, hard materials.
- Suitable for fastening technology, dowel holes, dowels.
- The high diamond segment coating allows good durability results.
- R½” AG – Bit attachment for all common core drills.
- The special shape of the segment facilitates removal of the core.
Old concrete
Concrete
Heavily reinforced concrete
Perforated brick
Masonry
Reinforced concrete
Bricks
Granite
