Segmented Stone Drilling Tools

Drills in all diameters + working lengths
Hollow and solid drills are used for clean and quick drilling in granite, sandstone and marble. With the new Dimple high-performance segments, DHV is also ideally equipped for tough everyday life. Drill bit rings are manufactured using a special infiltration technique. This technology allows very short sintering cycles in combination with the highest precision and fully benefits our customers in terms of price/performance.
Hollow drill ring sintered ø8 – 40 mm
Hollow drill segmented ø40 – 1200 mm
Solid drill ø3.5 – 14 mm
For self-soldering: drill segments and ring segments in all radii
Mounts: R1/2", 1 1/4 UNC, 3-hole flange
Re-covering possible