Tormek DF-250 Fine Diamond Wheel puts a fine surface finish on all types of edge tools with its 600 grit abrasive. This wheel combines efficient steel removal with a smooth finish, making it i for use on a variety of materials including steel, ceramic, and carbide. Featuring diamond abrasive on both the edge and one side, it allows you to create either a concave or flat bevel cutting edge on your tools. For vertical sharpening, the MB-100 Multi-Base must be used along with the appropriate jigs. The package also includes a 150ml bottle of anti-corrosion concentrate to help maintain your tools. The DF-250 fits Tormek models T-8, T-7, and earlier versions with a 10" (250 mm) stone diameter. Made in Sweden. Model Number: DF-250