Description: 10pcs 3mm Shank Brass Wire Brushes Cup Shape Wheel Brushes for Dremel Rotary Tool   Specification: Material: Brass wire Shank diameter : 3mm (close to 1\/8 inch) Wheel diameter : 12mm (approx) Overall length is 55mm (2.16inch) Suitable for removing rust and oxidation. Quantity: 10pcs    Features: - 3mm Brass wire brushes (CUP shape) - Suitable for your Die Grinder &  Rotary Machine tools. - Ideal for Removing Rust\/Corrosions from Any Metal Surfaces  (e.g.: Steel、 Aluminum、 Zinc Alloy、 Brass、 Copper、  etc.)、especially Precious metals. - Fit your hand drill、 drill press & your Dremel® and Foredom®tool with a 1\/8" collet. - Perfect Accessories for Jewelers、 Locksmiths、 Gunsmith、Technicians、 Coin Collectors、 Archeologist、 Students & ect.   Package Included: 10pcs x Cup Shape Wheel Brushes   More Details: