Rubi Tools DRYGRES Diamond Drill Bits
- For drilling of ceramic tile, porcelain and stone
- 5/8"-11 thread female arbor fits angle grinders
- Vacuum brazed diamond set in vacuum for greater durability
- Maximum Speed 14,000 RPM
- Vacuum brazed bits can be used wet or dry
DRYGRES diamond drills are recommended for the drilling of all types of ceramic tile, especially porcelain stoneware, and other coating materials such as marble and granite. RUBI has used the vacuum welding technology VACUUM BRAZED, which increases the resistance to temperature and friction. These diamond hole saws will fit most common angle grinders with a 5/8"-11 threaded attachment.