1 inch Demi Bullnose Half Bullnose Roundover Coarse Diamond B25 Hand Profiler Router Bit Profile Wheel - FANSHUMEI, R1

• 1 Piece of B25 (1" / 25mm) for 25mm / 1 Inch high / thick granite marble concrete quartz glass countertop / vanit top edge bullnosing Diamond Brazed Router Bit to do Demi / Half / Roundover shape bullnose. The inner hole of this router bit is 7/8" to 5/8". it works with grinder or polisher with 5/8"-11 Thread spindle. One Lock Ring Nuts and wrench set (the pairs of lock ring nut is necessory to attach the router bit to your 5/8"-11 thread spindle grinder / polisher). Please 100% make sure your grinder's or polisher's spindle is 5/8"-11 Thread. Important Remind: Please make sure that your grinder or polisher speed is below 5000 RPM when using with it.