Features: *Easy to use. *Designed to reach narrow holes and confined areas. *Knot construction provides high-impact brushing for faster removal rates. *For heavy duty removing of rust, dirt, scale, paint or welds from flat surfaces. *Fits for metal surface cleaning, derusting, grinding, dusting, deburring, polishing. Specification: Product name: Steel Wire Wheel Brushes Material: Stainless Steel Color: Silver Size: Wire Brush Wheel: 20*6mm Wire Brush Wheel: 25*6mm Wire Brush Wheel: 30*6mm Suitable for: Rust Removal, Deburring Quantity: 3Pcs Set Package Included: 1 20*6mm Wire Brush Wheel 1 25*6mm Wire Brush Wheel 1 30*6mm Wire Brush Wheel Note: 1.Transition: 1cm=10mm=0.39inch. 2. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 3. Please allow slight manual measurement deviation for the data.