3M 08656, Brushable Seam Sealer 3M 08656, Brushable Seam Sealer 1 Quart (US) The 3M 8656 is a brushable seam sealer that is designed to seal sheet metal, overlap joints that have been spotwelded, riveted, or bolted together. It dries quickly to prevent sagging or... $65.19 Compare
