Achieve precise drilling in hard surfaces like porcelain, granite, and glass with this high-quality electrodeposited diamond drill bit. Designed for use with an Easy Gres guide, it ensures optimal cooling and debris removal for professional results. Perfect for installing bathroom and decorative accessories on ceramic surfaces.

• High-quality electrodeposited diamond bit designed for drilling ceramic, porcelain, granite, marble, and glass.
• Includes Easy Gres guide to ensure adequate refrigeration and high drilling accuracy.
• Features a lateral opening to improve cooling and efficiently eliminate solid waste during drilling.
• Steel body construction provides durability for specialty drilling tasks.
• Recommended operating speed between 400 and 1000 rpm depending on the material.
• Provides an average life of 5 to 10 holes depending on the hardness of the material.
• Supplied in convenient blister packaging.