Anderson Products Wheel Brush, Small Diameter, Series: SS Series, 2 in Brush Dia, 3/8 in Face Width, 1/2 to 3/8 in Arbor Hole Size, Crimped Filament/Wire Type, 0.0118 in Filament/Wire Diameter, Carbon Steel Fill, 1/2 in Trim Length, 20000 rpm Maximum, Arbor Attachment