Brand Name: 3m | Grit: assorted-grit | Grit Type: assorted | Length: 11-in. | Material: emery | Number in Package: 3-pk | Packaging Type: carded | Wet or Dry: wet-and-dry | Width: 9-in. | Recommended Surface: wood,-paint,-metal,-plastic,-drywall-and-fiberglas 3M Emery Cloth Sandpaper is ideal for sanding metal surfaces. A natural mineral makes for medium hardness sandpaper. Can be used for cleaning, polishing and removal. | Light rust removal and cleaning | One each of fine, medium and coarse | Cloth backed sandpaper | Flexible to fit contours and corners