Upgrade your drilling process with our MonoPro 10-piece Dry Diamond Drill Bit Set – designed for precision, durability, and smooth performance on hard materials. Whether you're working on glass, tile, ceramic, porcelain, or stone, these high-quality diamond-coated tile drill bit set deliver clean, chip-free holes every time. The use of high quality diamond particles and high frequency brazing process ensures reliable quality and durability of the blades. It must be directly dry drilled, making your drilling work easier and faster. Start the drill at high speed, make a small cut on the surface at a 45-degree angle, move the drill bit up-right slowly, and wobble it to extract debris. Allow the bit time to cool between holes for longer-lasting sharpness. The diamond drill bits for ceramic come with a separate storage case that prevents loss and prevents friction and wear between glass Drill Bit. It also makes the granite drill bits easy to use and store.