Standard Pack = 1 piece(s). Applications = Deburring,Finishing ; Center Hole Diameter = 1 ; Center Hole Diameter (Metric) = 25.4 ; Converted Form = Wheel ; Diameter(Inch) = 8 ; Diameter (Metric) = 203.2 ; Form Type = Unitized ; Max RPM = 5500 ; Mineral Type = Precision Shaped Ceramic Grain ; Position = Better ; Product Form = Wheel ; Thickness = 0.165 ; Thickness (Metric) = 4.2 ; 3M Stock Number = 7100115526 ;