Features: Experience durability with our Hexagonal Drill Bit, expertly designed for dry drilling and grinding on ceramic tiles, marble, and porcelain. This drill bit ensures efficient cutting and prevents overheating during use, eliminating the need for water. Ideal for both professional contractors and enthusiasts, perfect for those who require performances in drilling and light grinding tasks. Suitable for home improvement projects, professional renovations, and artistic creations, this drill bit excels in drilling clean holes and smoothing edges on materials such as glass filled tiles and ceramics. Upgrade your toolkit with a drill bit that combines advances technology with user friendly design, offering a secure hexagonal shank for enhances stability and control in any project. Specifications: Component:Metal Diameter:6mm/8mm/10mm/12mm/6mm+8mm+10mm+12mm Size:Approx.66m/2.6inch Package Includes: 2 Optional Package: Package 1 Include:1Pc Drill Bits Package 2 Include:4Pcs Drill Bits note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.