1 1/2" Full Bullnose 1 3/8" core bit concrete travertine Grinding Cup saw Blade
(To ensure all grinder or polisher with 5/8"-11 thread. it works with grinder or polisher with 5/8"-11 Thread. or polisher speed is below 5000 RPM when using with it. 5/8"-11 thread spindle grinder / polisher).