Makita M14 Diamond Drill Bit for Angle Grinders

Makita diamond drill
bits with an M14 shank
are specialized bits used for drilling into hard and abrasive materials such as ceramic, porcelain tile, marble, granite, glass, and concrete. The diamond coating on the cutting surface ensures precision and durability, while the M14 shank is commonly used to mount these drill bits on angle grinders
.
The resulting hole is precise and clean thanks to the diamond coating, with no cracks or chips, even on fragile materials such as ceramic tiles and glass.
The diamond coating is composed of industrial diamond particles—one of the hardest materials in the world—for drilling through extremely hard and brittle materials such as porcelain stoneware, marble, granite, ceramic, and glass, as well as cement and concrete.