3/4" Full Bullnose router bit 1" zero tolerance drum stone core bit grinding cup
(c) 1 Piece of 4" / 100 mm Diamond Turbo Row Grinding cup wheel for granite concrete travertine with 5/8"-11 thread arbor. Important remind: the core drill bit, cup wheel and zero tolerance drum arbor is 5/8"-11 thread, NOT M14 Thread.