ITEM NAME:10x 3mm Rotary Steel Wire Wheel Brush Cup Tool Shank for Drill Rust Weld â„–[ Description: 100% Brand new and high quality Ideal for cleaning metallic surface, removing rust/corrosion, etc. Perfect for jewelers, gunsmiths, locksmiths, and other professions. Industrial Manufacturing & Metalworking. Material: Steel Wire Brush, Metal. Diameter: about 16mm(0.59"). Package list: Notice: 1.Please allow 1-3cm error due to manual measurement..10pcs x Steel Wire Cup Brush.