OCV2788 Features: * High concentration of Zirconia and heat-treated Aluminum Oxide grain provides twice the cutting action of Premium Aluminum Oxide Discs and is extremely heat resistant * Self-sharpening grain exposes new points to work surface * This creates extra spacing to allow Zirconia to break down without excess heat * Flat center, no depression * Abrasive Material: Zirconia * Applications: Blending * Used With: Right Angle Grinder/Sander * Quantity: 25 per carton