Polyflex® Wheel Brush, Encapsulated Small dia, 1-1/4 in Brush dia, 3/16 in Face Width, 3/8 in Arbor Hole Size, Crimped Filament/Wire, 0.008 in Filament/Wire dia, Steel Fill, 5/16 in Trim Length, 20000 rpm Maximum, Unthreaded Arbor Attachment Weiler® 35293 Polyflex® Encapsulated Small dia Wheel Brush, 1-1/4 in dia Brush, 3/16 in W Face, 0.008 in dia Crimped Filament/Wire