Tackle heavy deburring and edge breaking with precision using the Norton Series 4000 convolute wheel. Built with durable aluminum oxide grains in density 8, this wheel offers excellent form holding and edge durability when working on demanding metals and exotic alloys. Its open resin-bonded non-woven web construction prevents loading and heat buildup, delivering a cool cut without smearing or surface discoloration. Sized at 200X25X76 mm and rated for up to 4500 rpm on stationary bench or pedestal grinders, it provides a consistent, uniform finish while keeping the exact geometry of your workpiece fully intact.