Amazon.com: TILAX Wire Wheel Brush Cup Brush, Twisted Knotted Cup Brush for Grinders, 5/8 Inch-11 Threaded Arbor, 0.020 Inch x 3 Inch for Heavy Cleaning Rust, Stripping and Abrasive, for Angle Grinder :
DEWALT 3-in Coarse Wire Cup Brush Angle Grinder in the Wire Wheels & Buffers department at Lowes.com
1-1/2" Carbon Steel Mounted Crimped Wire Wheel For Die Grinder - Benchmark Abrasives
Grinder Wheel Brushes: Grinder Wheel Brush with Adapters
Wire Wheel Brushes for Angle Grinders On Flexovit USA, Inc.
Wire brushes, grinding wheels, and flap discs, oh my!