Feature Highlights:1. Upgraded Dry Drilling Design – Each diamond drill bit contains built-in wax lubricant. During dry drilling, the wax melts to cool the cutting area. You can also use water for extra cooling to extend the bit’s life. The plating helps prevent rust.2. Wide Range of Uses – This diamond drill set creates clean holes in hard materials. It works perfectly on tile, porcelain, ceramic, glass, mirror, marble, stone, masonry, brick, and more. (Note: Not intended for wood.)3. Universal Compatibility – Features a hexagon shank that fits most standard drills, including hand drills, angle grinders, and bench drills. Side flutes help clear debris for smoother, faster drilling. Depth marks ensure precise control on every project.4. Durable & Efficient Build – Made with diamond-coated alloy for lasting sharpness and strength. Designed to handle tough materials without wearing down quickly.5. Complete 6-Piece Set – Includes multiple sizes to cover common drilling needs: 5mm (3/16"), 6mm (1/4"), 8mm (5/16"), 10mm (3/8"), and 12mm (1/2") diamond drill bits.Product Details:This 6-piece ceramic drill bit set is built for dry drilling on hard, brittle surfaces. The bits come with integrated wax lubricant that activates during use to reduce heat and friction. For even better cooling and longer bit life, you can add water while drilling. The hex shank fits most power tools, and the side flutes help keep holes clean and smooth. Depth markings let you drill with accuracy. Ideal for DIY projects and professional use on tiles, glass, ceramics, stone, and similar materials.Specifications:- Shank Type: Hexagon- Color: Black- Material: Diamond Coated Alloy- Package Includes: 2 x 5mm (3/16") Diamond Drill Bits 1 x 6mm (1/4") Diamond Drill Bit 1 x 8mm (5/16") Diamond Drill Bit 1 x 10mm (3/8") Diamond Drill Bit 1 x 12mm (1/2") Diamond Drill BitOnly the items listed above are included. Product color may vary slightly due to lighting and monitor settings. Allowable size error: +/- 1–3 cm.