1PC Diamond Drill Bit with Center Pilot Hole, Diamond Hole Cutter, Professional Tile Hole Saw for Tile Glass Porcelain, Marble Ceramic Granite (16mm)

• Professional Diamond Coating: This diamond-coated hole saw features vacuum brazed technology, making it ideal for cutting through tough materials like tile, porcelain, glass, marble, and ceramic. It ensures high performance and longer service life.
• Accurate Hole Cutting with Pilot Center Drill: The pilot center drill bit helps prevent slipping, ensuring precise and clean cuts, even on the toughest surfaces like porcelain tiles and marble.
• Durable and Long-Lasting: Built with high-quality diamond grit and vacuum brazed technology, this drill bit provides superior wear resistance and heat protection, offering extended durability and efficient cutting performance.
• Efficient Cutting: The thick and uniform diamond coating ensures smooth and fast cutting, while the lateral holes allow water cooling and easy chip removal during the drilling process.
• Versatile and Easy to Use: Suitable for a wide range of materials, including tiles, porcelain, glass, marble, and granite. Use water for cooling, and keep drill speeds between 500-800 RPM for optimal performance.

This 20mm diamond drill bit is perfect for anyone looking to drill clean, precise holes in tile, porcelain, glass, ceramic, marble, or granite. With a pilot center drill bit for easy positioning, this diamond hole saw is designed to deliver excellent cutting performance with minimal effort. Crafted with vacuum brazed diamond technology, it offers superior durability, efficiently cutting through even the toughest materials while maintaining a long service life. The lateral holes in the drill bit allow water to cool the tool, ensuring smooth and accurate results without overheating. This drill bit is compatible with most electric drills, and its 20mm size makes it ideal for creating holes for faucets, shower heads, or other installations. Whether you’re working on home improvement projects or professional jobs, this diamond hole cutter provides the reliability you need.