Standard pack = 1 piece(s). Type = Wheel Brush ; Arbor Hole Size = 5/8 - 1/2 inch ; Face Width = 1/2 inch ; Maximum RPM = 6000 ; Trim Length = 1-1/16 inch ; Application = Cleaning, Deburring ; Diameter = 6 inch ; Fill Material = Steel ; Thickness at Face Plates = 7/16 inch ; Fill Diameter = 0.012 inch ; Product Type = Crimped Wire Wheel - Narrow Face ;