General description Masonry Drill Bit Set consisting of 10 pieces made from high-quality tungsten carbide. This set includes various sizes suitable for drilling into hard materials such as ceramic tile, porcelain, concrete, brick, wall, and glass. The drill bits feature a reinforced head for enhanced durability and a surface treatment that prevents rust, ensuring a long service life. Technical specifications Material: Tungsten carbide Sizes: 4 x 6 mm, 2 x 8 mm, 2 x 10 mm, 2 x 12 mm Compatibility and accessories Compatible with most electric hand drills Usage Ideal for drilling into various materials including metal, glass, ceramic tile, wood, ceramic, stone, concrete, and brick For hard materials, it is recommended to use water for lubrication