SUNNEN N37-J45 Honing Stone Set, 150 Grit
Original Sunnen, high quality standard abrasive honing stones for use in all AN style cylinder hone heads. Replaces Sunnen AN201 automotive part number that is no longer used. Honing stone set includes two honing stones and two wipers. For honing cylinders diameters from 3.5" - 5.5" (89.9mm - 139.7mm)