Premium dual metal cutting and grinding disc provides ideal performance and increased productivity. Featuring a premiumaluminum oxide blend, this disc cuts and grinds through material faster than other discs and offer an extra long life. This all-in-one disc allows you to cut and grind simultaneously, saving you time and money. Fully reinforced for use in hand held cut-off work. Ideal for use when working in hard to reach areas. Type 27 with depressed center. For use on metal applications like steel, stainless, cast iron and sheet metal. 1/8" thickness.