Engineered with electrodeposited diamond, this specialty drill bit provides precise cutting through ceramic, porcelain, granite, marble, and glass. The steel body features a lateral opening to improve cooling and efficient waste removal for high-accuracy results.

• High-quality electrodeposited diamond bit for drilling ceramics, porcelain, granite, marble, and glass
• Steel body with lateral opening to improve cooling and allow efficient elimination of solid waste
• Ideal for installing bathroom and decorative accessories over ceramic surfaces
• Designed for use with electric drills (non-hammer) at recommended speeds of 400 to 1000 rpm
• Requires use with a guide (such as EASY GRES) for adequate refrigeration and high accuracy
• Average lifespan of 5 to 10 holes depending on the material being drilled
• Supplied in a convenient blister pack