1/4 Inch Dry Diamond Drill Bits Set 2 pcs for Ceramic Porcelain Granite Marble Tiles Stone Glass Brick Hard Materials, 5/8-11 Thread for Angle Grinders Wet Polishers, Tile Hole Saws 6mm - DKIBBITH, VVT-062

• Optimal Dimensions – Each Diamond drill bit has a diameter of 1/4" (6mm ), total height of 2.44" (62mm ), maximum working depth of 1.37" (35mm ), and diamond height of 0.39"(10mm ) for precise and consistent drilling results Advanced Cooling Technology - The inside of each drill bit is filled with dense cooling wax, which provides superior heat dissipation and prolongs the life of the diamond core bit during heavy-duty applications Versatile Dry/Wet Drilling - Specifically designed for drilling through ceramic porcelain tile, granite, marble, stone, masonry, brick, and normal stone with ease, both in dry and wet conditions Compatible with Angle Grinders - Equipped with a 5/8-Inch-11 thread, our diamond drill bits can be easily fitted onto angle grinders for convenient drilling, cutting, and shaping of your work material. User Tips: To start, begin at a 45-degree angle to create a groove in the material. Then, gradually bring the tool to an upright position and continue drilling in a circular motion. you will enjoy fast and smooth drilling with these Diamond drill bits. Durable & Robust Construction - Made from high-grade materials, our diamond drill bits are designed to withstand heavy use and provide long-lasting performance, making them an essential addition to any DIY toolbox or professional workshop. Contact us freely - Our dedicated customer support team is available 24/7 to assist you with any inquiries or concerns you may have. We strive to provide timely and effective solutions to ensure your satisfaction with our products and services.