Dnz's reeled copper wools (pure copper, brass, bronze) are continuously shaved and reeled on a diameter 2" spool. Width of reel is 4" with different weights of 5 lbs or 10 lbs. As a material, it greatly helps you develop follow-up high-value products. As a product, it regarded as an ideal for private yacht maintenance all along due to its excellent soft texture. Perfect surface polishing for boat body Strong corrosion resistance provides satisfactory protection to yacht Convenient operation, higher efficiency and less scratch than any sandpaper or abrasive material A reliable helper to remove old paint on connecting pieces, sprayed paint, raised wood grains, rough edges and to polish other metal parts Common formats are wound rolls on 2" spool sealed with transparent poly-chloroprene films. 5 lbs per roll, 6 rolls in a case or as per your request.