Standard M14 Connection: Standard connection, just screw onto the hose, easy to connect to the angle grinder. Used for installing a socket in tiles. Side Slots: The side slots are designed to expel the drill core. Side Slots: The side slots are designed to expel the core. Suitable Machine: It can be used with all common types of angle grinders with an M14 spindle. !!!Wet the tile before and during cutting and there cut is nickel. Suitable for: For hard and soft tiles, porcelain, ceramic, porcelain stoneware, marble and granite.Gres ceram hole saw Are you frustrated by having to replace your diamond hole saws after several cuts? Our high-quality hole saws last a very long time thanks to the very dense and wide layer of professional, temperature-resistant diamonds. They can be used for both dry and wet cutting. Don't waste your time with slow cuts. A very dense layer of diamonds allows for more aggressive and faster cuts. Our hole saws can be used with all standard angle grinders with an M14 spindle. Cutting with an angle grinder is twice as fast as with an electric drill/driver. Clean cuts even in the hardest tiles - the thickest and hardest tiles (porcelain stoneware / granite) are no problem for our premium hole saws. In addition, the holes can be adjusted from the sides of the cut (useful when an oval shape or a wider hole is required). Professional-quality diamonds: Cutting at high speeds creates friction and heat that can damage a hole saw. Our industrial-grade, temperature-resistant diamonds allow for fast and precise cutting without breaking tiles, regardless of the cutting speed. Sharp Diamond Bit Cup Side Slots M14 Thread Sharp Diamond High-hardness diamond firmly fixes the steel body by vacuum brazing technology. Our diamond drill bit uses high-quality artificial diamonds, which are sharp, thickened, and durable. Fast drilling speed and round hole without gap. Bit Cup Easy chip removal. Reduces cutting resistance and improves drilling speed. Side Slots Large chip evacuation on both sides, fast chip evacuation, and higher drilling efficiency. M14 Thread M14 thread is common in Europe. Can be quickly and firmly installed in the angle grinder and prevents chipping. Instructions How to use it? tilt 45 make a half-moon shape at the highest speed move vertically and shake in the drill Product size: 60*30mm Product quantity: 1 Product color: redLonvre