3/4" Demi Bullnose router 1 3/8" core bit 30 pad grinding cup granite concrete
Roundover / Half / Radius / Demi shape bullnose. ensure all grinder or polisher with 5/8"-11 thread spindle can. it works with grinder or polisher with 5/8"-11 Thread spindle. polisher speed is below 5000 RPM when using with it.