5/16" Diamond Drill Bit With Water Cooling System

Experience precision and efficiency with the 5/16" diamond drill bit featuring an innovative water cooling system. Specifically designed for cutting through tough materials like glass, marble, granite, slate, porcelain, ceramic and tile, this drill bit ensures smooth and accurate results for your projects, making it ideal for creating clean holes in various surfaces. Built with a diamond sintered edge, this drill bit promises durability and a long life. The included drill guide and water cooling system work together to reduce wear and extend the bit's life, while patented welding technology ensures a robust cutting edge for drilling stone and other hard surfaces.

• Diameter: 5/16"
• Cuts glass, marble, granite, slate, porcelain, ceramic and tile
• Includes drill guide with water cooling system
• Diamond sintered edge for rapid cutting
• Three-year warranty