Bosch 1/2" Glass & Tile Drill Bit solves bit wander and bit walking, making glass and tile drilling a breeze. Its precision tip ensures accurate drilling, while the high-quality carbide tip with reinforced head prevents bit cracking and provides a longer life. The 3 flat shank prevents slippage, and the innovative geometry allows the bit to drill faster. With Bosch, glass and tile applications have never been easier. Nobody but Bosch offers the innovation found in our product design. Our product features a unique product geometry with a precision tip, high-quality carbide, and reinforced head that results in best-in-class speed and life when cutting in glass and tile.