Set of spiral drill bits for glass, tiles, ceramics, 7 pcs., 3-12 mm

Twist Drill Bit Set for Glass, Tile, Ceramic 7pcs 3-12mm Smooth Drilling: We've adopted an improved manufacturing process to reduce resistance and ensure smooth dust removal. This makes drilling more efficient and precise. U-Shaped Groove: These drill bits feature a U-shaped groove, which helps improve dust removal and provides cooling during operation. This increases the durability and precision of the drill bits. Made of high-quality steel: These twist drill bits are made of high-quality steel, ensuring durability and strength. You can rely on them even during heavy use. Various drill bit sizes: The set includes 7 drill bits in different sizes to accommodate different hole types and materials. You can choose the right drill bit size for your specific job. Perfect for glass and ceramic tiles: These twist drill bits are specially designed for drilling in materials like glass, porcelain, and ceramic tiles. They provide precise holes without damaging the materials. Durable Cutting Blades: Each drill bit consists of four carbide cutting blades. These ensure durability and effective drilling in materials such as glass and ceramic tiles. Drill bits ship in gold or bronze depending on availability. The drill bits have a HEX 1/4" shank and are made of tungsten carbide. The surface and edges of the drill bits are ground, and the cross-ground finish allows you to start drilling without center punching. We recommend drilling at low speeds using coolant and not using hammer action. This will ensure optimal results and increase the life of the drill bits. The set includes drill bits: 3 mm 4 mm 5 mm 6 mm 8 mm 10 mm 12 mm Specification: Handle: HEX 1/4" Material: tungsten carbide