Standard Pack = 1 piece(s). Color and Bond = Grey Aluminum Oxide ; Diameter = 6 IN ; Grit = 60/80 ; Hardness = Medium ; Hole Size = 1 IN ; Material = Aluminum Oxide ; RPM = 4140 ; Size = 6 IN x 1 IN x 1 IN ; Thickness = 1 IN ; Type = Bench & Pedestal Wheel ; Wheel Type = Type 1 ;