Red Devil #4 Extra Coarse steel wool. Red Devil lists this grade for heavy duty work. Sold 8 pads to a pack.

• Grade #4 Extra Coarse (Red Devil grade use: Heavy Duty)
• Clean car engines and heavy machinery
• Strip paint from exterior woodwork
• Remove the most difficult paint, varnish, rust and dirt from a variety of surfaces
• 8 pads per pack
• One of eight Red Devil steel wool grades, running #0000 Super Fine (finest) to #4 Extra Coarse (coarsest); pick the grade to match the job
• Manufacturer part: 0327