Features: 100% brand new. Suitable for your dremel / foredom machine tools. Ideal for removing rust/corrosions from any metal surfaces (e.g.: Steel, Aluminum, Zinc alloy, Brass, Copper, etc.), especially precious metals. Perfect Accessories for Jewelers, Locksmiths, Gunsmith, Technicians, Coin Collectors, Archeologist, Students, Hobbyist etc. Each brush is mounted to a 3.17mm/3mm diameter mandrel. Brush color: silver. Material: Brass, steel. Wheel Brush Diameter: 5mm(3.17mm shank diameter)/15mm(3mm shank diameter)/22mm(3.17mm shank diameter)/25mm(3.17mm shank diameter)/25bowl(3mm shank diameter). .
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