The Pearl EXV™ Zirconia Maxidisc features Zirconia abrasive grains. The EXV Maxidisc is Pearl's answer to combining performance and quality at a price you can afford. These discs are good for paint removal, blending/finishing, weld bead removal, surface preparation, deburring, grinding and polishing. Call Panther Industrial today to try Pearl Abrasive's Extra Value Maxidisc.