Standard Pack = 1 piece(s). Arbor Hole = 5/8 IN ; Diameter = 8 IN ; Face Width = 3/4 IN ; Material = Crimped Steel Wire ; RPM = 6,000 ; Thickness = 1/2 IN ; Trim Length = 2 1/16 IN ; Type = Straight Wheel ; Wire Size = 0.0118 IN ;