Silverline 1/4" Shank Wire Wheel and Cup Brush, 6-Piece, 875834 Hardened and brassed 0.3mm steel wire bristles For deburring, derusting, paint removal, descaling, finishing and polishing For use with power drills Max 4500 rpm 2 ea 1-1/2-inch, 1 ea 2, 2-1/2 and 2-7/8-inch wire wheels and 2-inch cup brush