Bisco Tool Supply sells USA Made Grinding Wheels - Depressed Center. These Type 27 Depressed Center Grinding Wheels are made for grinding Metal and Stainless.
High Performance: A30S Fast Grindand A24/30T Heavy Duty.
High Performance Grinding Wheels offer High Productivity, Versability, and Durability.
A30S - Fast Grindoffers Agressive grinding with a good wheel life. Ideal for most metals, including stainless and other hard alloys. An excellent "all purpose" spec. A24/30T Heavy Duty offers Extremely rugged and hardworking discs that are ideal for tough applications - beveling, edge, or flame cut grinding.
Metal Hog: AXT24S Rapid Grind.
Metal Hog Grinding Wheels offer Superior Productivity, Higher Efficiency, and Longer Life.
AXT24S - Rapid Grind are specifically toughened abrasive grain/bond formation. An extremely high rate of stock removal and exceptional wheel life across a wide range of carbon and stainless steels.
Flexon: ZA24P Fast Grind and ZA20Q Heavy Duty.
Flexon Grinding Wheels offer Maximum Productivity, Premium Abrasive Grain, and Longest Life.
ZA24P Fast Grind - Fastest Stock removal rate of any zirconia grinding wheel. ZA20Q Heavy Duty - Maximum Life. Best Choice for Beveling and edge Grinding.