Rough featheredging or final sanding step before priming.
Suggested backup pad PN20427. Can be used with 3M Random Oribtal Sanders.
Disc with precise hole design for improved life and dust extraction. Use for for rough featheredging. Could be used for final sanding of plastic filler and putty. 3M's fastest cutting, longest lasting abrasive for saving labor costs and improving quality. Suggested backup pad part number 20427.