DHS Equipment is your best online resource for affordable EDCO CPM-8 cutters, such as this 6 point tungsten carbide cutter for (6 shaft) machines. The dimensions of this cutter are 1-3/4" OD x 5/8" ID x 1/4" thick.
This is a genuine EDCO CPM-8 6 pt cutter factory replacement. EDCO part number 20156, CP206-T.