The 3M Depressed Center Grinding Wheel features an aluminum oxide abrasive construction designed for aggressive stock removal on ferrous metals, welds, and fabricated parts. The 4-1/2" diameter with a 1/4" thickness and 7/8" arbor hole makes it compatible with standard angle grinders for demanding industrial and MRO applications.
Built for durability and consistent performance, this depressed center wheel delivers reliable grinding action on steel, iron, and other hard metals. It is well-suited for metal fabrication shops, maintenance crews, and professional tradespeople requiring dependable material removal and surface preparation.