The RTC Pro Mill bits are a great addition to every installer's toolbox. Whether scribing a decorative mosaic or cleaning up a hole in a tile, these are a must have! For extended tool life, be sure to use the entire diamond surface
 
Ideal for use with porcelain, ceramic, and natural stone
High quality diamond grit
Max RPM: 11,000
Wet or dry use
Fits 5/8"-11 threaded arbor