Find complete rock tumbler kits featuring leak-proof barrels, polishing grits, and jewelry fastenings. Start your gemstone collection today.
Follow the instructions provided with your tumbler kit for specific recommendations based on barrel size. Shop for Rock Collecting and Rock Tumblers in Speciality Crafts & Hobbies.
Turn rough rocks into smooth, polished stones with this Advanced Rock Tumbler Kit. This kit features three speeds you can control, a programmable timer, and a one-pound capacity rubber barrel to reduce noise.
This rock tumbler kit makes it fun and easy to turn rough rocks into beautifully polished gemstones, thanks to its simple operation and durable design. A TUMBLER THAT'S MADE TO LAST – Our high-quality tumblers are made with a durable motor that’s designed to last for years.
Thumler's MP-1 Rock Tumbler Kit: Learn about rock tumbling with a quality machine at a low price. Includes all supplies needed to produce your first batch of tumbled stones.
Rock tumbling is a fun way to start a beautiful rock collection! This Hobby Rock Tumbler Kit from National Geographic includes all the accessories you’ll need to start polishing dazzling gems. Kids can use the included jewelry fastenings to create beautiful homemade jewelry!
Rock tumbler kits with grit, barrels, and polish supplies make geology hands-on and fun. Create sparkling gemstones right from your own home.
National Geographic Rock Tumbler Kit – Hobby Edition Includes Rough Gemstones, and 4 Polishing Grits, Great STEM Science Kit for Geology Enthusiasts, Rock Polisher for Kids and Adults. A COMPLETE HOBBY TUMBLING KIT - Everything you need to create polished gemstones: the tumbler, four polishing grits, sifter, nine types of real rough gemstones, plus a detailed full-color learning guide.