EZ Lock, 1" Diameter, Fine Abrasive Wheels, Includes: 2 Fine Abrasive Buffing Wheels, For Use With The EZ402 EZ-Lock Mandrel Or Standard 402 Mandrel, Ideal For Removing Tarnish From Brass, Or Use On Metal, Glass, Wood, Aluminum & Plastics, Compatible With All Dremel Rotary Tools.