10-Piece Diamond Drill Bit Set for Ceramic, Glass, Porcelain and Tile – 8mm to 50mm

High-quality diamond drill bits with an economical and fast-cutting surface. Made of high-strength nickel-plated carbon steel, these drill bits are durable and precise. The tip is coated with a uniform 80-grit diamond. This significantly increases drilling speed and ensures cleaner cuts than conventional drill bits. The 10-piece set is available in various sizes and includes drill bits with the following diameters: 8 mm, 10 mm, 12 mm, 14 mm, 16 mm, 18 mm, 20 mm, 22 mm, 25 mm, and 50 mm. Laser marking ensures the dimensions meet most of your needs. Applications: Suitable for drilling glass, marble, tile, glass block, fiberglass, porcelain and ceramic tile, slate, granite, lightweight stone, etc. Compatible with all electric and impact drills. Careful design: Center and side holes facilitate the removal of drilling chips. The nickel-plated surface extends durability and improves corrosion resistance. Note: When drilling hard materials, it is important to cool the drill bit to avoid material damage and premature wear. Water is required for lubrication during drilling, which can extend the life of the drill bit. Product Features: Material: Steel Saw diameter cup: 8mm/0.8cm, 10mm/1cm, 12mm/1.2cm, 14 1.4 mm, 16 mm, 1.6 cm, 18 mm, 1.8 cm, 20 mm, 2 cm, 22 mm, 2.2 cm, 25 mm, 2.5 cm, 50 mm. Application: Suitable for working with stone, tile, ceramic, glass, and granite. High performance, long life. Ideal for creating clean, precise holes in glass and ceramic tiles.