38 MM TDXCEL DIAMOND CERAMIC TILE DRILL BIT TDXCEL Range Professional Ultra Hard Material Drill Bits offer unrivalled performance and cost per cut when drilling the hardest of man-made and natural decorative materials. No water is required. The M14 connection allows use on an angle grinder and with the seperately purchased adaptor ( Part Number: TDXM14HEXSET ) these drills can be used in a Mains powered drill with a three jaw chuck. (For use on angle grinders and mains powered drills) Features and Benefits Diamond Tipped - For a Smooth Professional Finish No Water Required - Due to a Special Wax Special Wax filled Core - That Melts, Lubricates and Cools M14 Thread - For Use with Angle Grinder Use With Mains Drill - When Using TDXM14HEXSET (Purchase Separately) Vacuum Brazed - Applications Bathroom Fittings, Kitchen Fittings, Porcelain, Ceramic Tiles, Stone Tiles, Stone Worktops box