Tundra's Wire Brush & Flap Wheels are for flexible, general-purpose grinding and surface cleaning. Wire brushes remove rust, paint, and weld splatter on all types of metal parts or surfaces. Flap wheels are ideal for smoothing metal, plastic, or wood. 1/4" round shank can be chucked in any drill driver. Set includes 3" coarse crimped wire wheel, 3" x 80 grit flap wheel, 3/4" coarse crimped end brush, and 1-3/4" coarse crimped cup brush.