Up to 10x the performance of aluminum oxide wheels Dia. 7 in Thickness 1/4 in Arbor Thread - TPI or Pitch 5/8 in - 11 Abrasive Material NorZon-Zirconia/Ceramic Blended Speed 8600 rpm [Max] Applications Cutting/Notching/Light Grinding Applicable Materials Metal, Steel, Stainless Steel, Exotic Alloys, Iron Style NorZon Plus UPC 662529178815 UNSPSC 31191500