Weiler® Wheel Brush, Miniature, 3/4 in Brush dia, Stiff Hair Filament/Wire, 3/16 in Trim Length, 37000 rpm Maximum, Stem Attachment, 3/32 in Shank dia. Weiler® 26043 Miniature Wheel Brush, 3/4 in dia Brush, Stiff Hair Filament/Wire