Amazon.com: 3 Inch 150 Grit Flat Diamond Grinding Wheel Cutter Grinder Power Tool with 1/2" Bore for Grinding Hard Alloy, Glass, Tiles and Ceramics 78x12.7x10mm : Everything Else
Magna-Matic 1" Wide Soft Grinding Wheel for MAG-9000 and MAG-8000
6" CBN Grinding Wheels - Lee Valley Tools
Tecomec 5-3/4" x 11/64" Chainsaw Grinding Wheel for Hard Coated Cutters
Grinding Wheel for Grinders,Grinding Wheel for Metal ,Aggressive Grinding for Metal (25 Pack, 4.5 Inch,1/4" Thick, 7/9"): Amazon.com: Industrial & Scientific
DEWALT 4.5-in Aluminum Oxide 24-Grit Cutting/Grinding Wheel in the Abrasive Wheels department at Lowes.com