Chungking bristles mounted into hardwood hubs with 1/4" arbor holes for use on the tapered spindles of polishing motors.Genuine Chungking bristle insures longer life & superior polishing action piece after piece. Wood hubs are seasoned hardwood and oil-treated to prevent splitting and guarantee long-lasting service. Bristle tufts are "staple-set" into hubs to remain securely fastened until completely worn down.

3 rows of converging bristle.

Hub Diameter - 1-5/8"

Trim Length - 11/16"

Overall Diameter - 3"