Cocker Weber Lathe Brush Wheels 12pk. From Cocker Weber website: “The quality choice for discerning technicians, these superior dental laboratory polishing brushes are manufactured with the finest stiff Black Chungking bristle stapled into hard maple hubs. These precision brushes enhance the craftsman’s skill and are extremely durable.” High quality Chungking bristles are upright or converging.
Fits spiral mandrels found here: TAPERED SPIRAL MANDRELS