- Versatile Drill Bit Set : This multifunctional triangle drill bit is engineered for efficiency across a wide range of materials including glass, tiles, marble, wood, limestone, stones, concrete, bricks, hard plastics, and cement. Its industrial-grade carbide tip offers exceptional wear resistance, simplifying the drilling process. - Comprehensive 10-Piece Set : The package includes 10 stone drill bits in various sizes, ranging from 3 mm to 12 mm. Additionally, it features 7 drill bits of different sizes to meet all your drilling needs. This variety allows you to easily transition from the smallest to the desired size, making it a versatile choice for various tasks. - User-Friendly Installation : Compatible with most common drill types, including electric drills, hand drills, and bench drills, this set is designed for easy setup. The dual U-shaped flute design ensures efficient removal of drill shavings, keeping your workspace clean and enhancing performance. - Professional Performance for Specific Tasks : Specially crafted for drilling holes in bathroom tiles or wall mirrors, this tile drill effortlessly penetrates tiles, concrete, bricks, glass, and wood while minimizing breakthrough risks. For optimal results, it is recommended to use water cooling and to control the drilling speed. - Practical Applications : Ideal for home improvement projects such as installing fixtures in tiled bathrooms, creating holes in decorative mirror placements, or undertaking construction tasks that require precise drilling in various materials. With this drill bit set, enhancing your drilling experience, achieving precision, and tackling diverse materials is within reach.