Austrian based ALPEN-MAYKESTAG GmbH says that its new Keramo extreme drill bit is the perfect problem solver for the toughest tiles.
Keramo extreme’s patented tungsten carbide tip with centre cutting geometry allows precise placement and accurate holes without chipping. ALPEN-MAYKESTAG says that it can be used on the hardest porcelain/gres tiles up to Mohs/Ritz hardness grade 9, as well as glass and porcelain. No cooling is required making the drill bit easier to handle and it can be used in all standard drills.(…)
via New Keramo extreme.