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POLISHING BARREL This rock tumbler barrel allows you to polish like a pro. We recommend having a dedicated barrel that is only used for the final step in the polishing process to avoid leaving any remnants of rougher grits that might scratch your gemstones and diminish the final polish.REPLACEMENT PART Barrel is compatible with the National Geographic Professional Rock Tumbler and Hobby Series Tumbler as well as the Discover with Dr. Cool Professional Rock Tumbler and Hobby Series TumblerQUIET AND CONVENIENT Constructed of durable rubber and with a leakproof lid, this barrel is designed to be lownoise and easy to useEXPAND YOUR ROCK COLLECTION Use this barrel to polish rocks, gemstones, petrified wood, sea glass, and much moreHIGHQUALITY EDUCATIONAL TOYS Were proud to make the highest quality handson science toys, and all our products are backed by exceptional service. If your experience is less than stellar, let us know and well make things right MORE DETAILS agerangedescription 8 years and up asin B077JGMBJJ bestsellersrank 83,311 in Arts, Crafts Sewing See Top 100 in Arts, Crafts Sewing 66 in Jewelry Making Polishing Buffing brandname Discover with Dr. Cool customerreviews 4.6 4.6 out of 5 stars 536 4.6 out of 5 stars educationalobjective STEM includedcomponents 1 Durable Leak Proof Replacement Barrel itemdimensions 5.5 x 5.5 x 5.5 inches itemhighlight 2 Lb. Capacity, LeakProof Lid, Replacement Parts, Fits National Geographic Professional and Hobby Series Tumblers itemtypename Rock Tumbler Replacement Barrel itemweight 1.4 pounds manufacturer JMW Sales, Inc. manufacturerpartnumber PROBARREL manufacturerrecommendedage 8 years and up materialtype Rubber modelnumber PROBARREL numberofitems 1 numberofpacks 1 size 1 Count Pack of 1 theme Earth Science unitcount 1 Count upc 816448023392
