Standard Pack = 1 piece(s). Diameter = 7 inch ; Grit = WA36-TBF ; Hole Size = 7/8 inch ; Material = White Aluminum Oxide ; RPM = 8600 ; Size = 7 inch x 0.045 inch x 7/8 inch ; Style = Type 27 ; Thickness = 0.045 inch ; Type = Depressed Center Wheel ;