General Description This set of 6 tungsten carbide drill bits is specially designed for drilling into various materials such as glass, ceramic tiles, wood, stone, concrete, and brick. Thanks to their robust design and reinforced head, these drill bits offer exceptional durability and optimal drilling performance. Technical Specifications Material: Tungsten Carbide Drill Bit Sizes: 4 mm, 6 mm (2 pieces), 8 mm, 10 mm, 12 mm Handle Design: Triangular for better grip Surface Treatment: Anti-rust, abrasion-resistant Compatibility and Accessories Suitable for: Glass, ceramic tiles, wood, ceramics, stone, concrete, brick Usage When drilling into hard materials such as glass, porcelain tiles, marble, or granite, it is recommended to use water for lubrication to optimize performance and extend the life of the drill bits. Other Information Note: Dimensions are measured manually; an error of 1-2 cm is possible. Colors may vary due to differences in lighting and display.