[NEVER USED] Set of 7 multi-purpose tungsten carbide drill bits (3-12 mm) for tile and glass, suitable for porcelain, ceramic, mirrors, and concrete.

Product never used, packaging damaged during transport. Unopened product, repackaged in our warehouses, in perfect working condition, warranty available.

High quality: The drill bit is made of professional alloy steel. High hardness, strong, and durable. It has good wear resistance and can be used longer than ordinary steel drill bits. The hexagonal shank allows for a stable grip and quick release in the electric drill. Application: Ideal for drilling ceramic tiles, glass, marble, and mirrors. When drilling hard materials, please use water for lubrication; proper cooling can prolong the drill bit's life. Please try to keep the drill vertical and use water or coolant for lubrication while drilling. Do not use these drill bits for drilling hard tiles. Tungsten carbide tip: The bit features a tungsten carbide tip for increased efficiency and extended lifespan. Professional quality steel alloy - Smooth and precise drilling in ceramic tiles, marble, mirrors, glass, aluminum, concrete, and wood. What you get: The package includes 7 x 6.35mm glass and tile drill bits, easy to carry. For DIY and home decorating enthusiasts, it's also an essential tool for drilling glass and other hard and brittle work surfaces.