Product Description: Diamond Drill Bits Set for Glass and Tile Upgrade your drilling experience with our premium Diamond Drill Bits, expertly crafted from high-strength alloy for exceptional durability and performance. This versatile set includes 15 different sizes, allowing you to effortlessly remove perfect circles from glass, tiles, marble, granite, ceramics, and more. Key Features: - Material: High-quality alloy for long-lasting use - Size Range: 15 sizes available (6/8/10/12/14/16/18/20/22/25/28/30/35/40/50mm) - Dimensions: Approx. 5.5 x 5 x 5 cm - Compatibility: Works with standard electric drills - Performance: Superior cutting strength and longevity - Applications: Ideal for drilling into stone, tiles, ceramics, glass, and granite Usage Instructions: - Maintain a speed of 800-1000 RPM - Continuously add water to keep the drill cool - Avoid dry drilling to ensure optimal performance Packing List: - 1 set of 15 Diamond Drill Bits for Glass and Tile Perfect for both professionals and DIY enthusiasts, this set is your go-to solution for all your drilling needs!