These are small diameter brushes made with stiff Chungking bristle. They can be used with or without polishing compounds to clean or polish. All have 3/16" arbor hole for use on small tapered spindles. The 3, 5 and 7 Knot End brushes have 7/8" trim length, the 10 Knot End Brush has a 1" trim and 12 Knot End Brush has 1-1/4" trim.
