Engineered with high-quality electroplated diamond tips, this specialty drill bit provides precise drilling through stoneware, porcelain, granite, marble, and glass. The steel body features a lateral opening designed for improved cooling and efficient waste removal during use.

• High-quality electroplated diamond tips designed for drilling stoneware, porcelain, granite, marble, and glass.
• Steel body construction with a lateral opening to improve cooling and allow for efficient removal of solid waste.
• Optimized working speed between 400 and 1000 rpm depending on the material being drilled.
• Designed for use with electric drills (non-hammer) and requires water-cooling for best results.
• Provides an average life of 10 holes depending on material density.
• Supplied in convenient blister packaging.