1-3/8" diamond hole saw for use on all types of porcelain tile up to a scratch hardness of 8. The unique wave design allows easier hole entrance and smoother cutting. For best results, cut holes at 400 to 600 RPM using a liquid coolant. The PORC+ bit provides a great pilot hole for the diamond hole saw. For use with porcelain, tile, granite, marble, glass, stone.
WARNING: This product can expose you to chemicals including lead, which is known to the State of California to cause cancer. For more information, go to www.P65Warnings.ca.gov.