Made of 100% wool felt, mounted on 1/8″ or 1/4″ shanks. These kinds of felt polishing bobs are ideal for use on die grinders, electric drills and air drills. Maximum operating speed: 15000rpm. They can be used with various polishing compounds or rouges to produce a clean, high finish on moulds, dies, models, all metals, plastics, glass or crystal.
Great for polishing and buffing all hard to reach surfaces. Four hardness are available which include soft, medium, hard, rock hard.