Rock tumblers, instructions, supplies, everything you need for rock tumbling!

Rock Tumbling Library: Learn the secrets of rock tumbling! We have the largest collection of rock tumbling articles on the internet.

Thumler's A-R12: A large tumbler with a 12-pound capacity barrel. Used to quietly tumble a lot of rocks or to clean brass ammunition casings. With minor adjustments it can be converted to run two 3-pound barrels. .


Thumler's Model B: The largest tumbler that we sell. Has a 15-pound capacity barrel and a larger motor than the tumblers above (thermally protected). Used to tumble rocks but is very popular for cleaning brass casings. Has a thick rubber liner to prevent leaks and run quietly. .



Lot-O-Tumblers Tumble a batch of stones in just 7 to 14 days! The Lot-O uses very little grit and produces an awesome polish on agate, jasper, and many other rocks. Save time, save electricity, use less grit, and save money with a Lot-O-Tumbler.



Rock Tumbler Parts: We offer parts for Thumler's Tumblers, Lortone and Lot-O-Tumblers. For other brands and vintage tumblers, please read this article.

Rock Tumbler Grit All of the grit you need for rock tumbling. Single use kits or by the pound. Save by purchasing a bulk grit kit.

Rock Tumbler Polish We offer a variety of polishes including TXP, #61 rapid polish, cerium oxide, tin oxide, tripoli, and more.

Tumbling Media Two sizes of ceramic cylinder media and plastic pellets. These are used for cushioning, delivering grit and as filler.

Refill Kits We offer refill kits for two- and three-pound barrels. Each refill kit comes with the amount of rough, grit and polish needed to run through one tumbling cycle.

Best-Selling Tumbler Rough Tumbling enthusiasts know when they see a great deal. This 20-pound bag has a great variety of 1/2 to 2 1/2 inch material and costs less than $5 a pound.

Small-Sized Tumbler Rough If you are new to tumbling or have a small tumbler, we recommend starting with these small-sized roughs. They are easy-to-tumble rocks, sized especially for use in small rock tumblers.

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Tumbled Stones: We offer one of the internet's largest selections of beautifully-polished tumbled stones from around the world.

We highly recommend: Modern Rock Tumbling by Steve Hart. Learning is the fastest way to improve the quality of rocks that you tumble. In this book you will learn from an expert with extensive experience. You will increase your abilities, learn to save time, and have a great reference book that you will use again and again. We reach for this book frequently.

Jewelry Making We sell jewelry parts that you can use to make nice key chains, pendant necklaces, tie tacks and bracelets with your tumbled stones.

Identify Polished Stones Picture identification guide for polished stones and tumbled rocks. Includes most of the stones in our mixtures. We also offer handy 4x6 identification cards.

	The World's Largest Rock Tumbling Library
	Rock Tumbling Instructions
	Polished Stone Identification
	Tumbling Media - What You Need to Know
	How Long Does Tumbling Take?
	Save Time and Money with a Vibratory Tumbler
	How Loud Are Tumblers?
	Fee Mining and Digging Sites
	Rock Tumbler Blog
	Uses for Tumbled Stones

We highly recommend: Gemstones of the World (fifth edition) by Walter Schumann. One of the most popular gemstone books ever written, with over one million copies sold. It has about 100 pages of basic gemstone information and about 200 pages dedicated to photos and descriptions of over 100 gems and gem materials.

We highly recommend: Gemstone Tumbling, Cutting, Drilling & Cabochon Making by Jim Magnuson, Val Carver, and Carol Wood. This is our favorite book for a person who does rock tumbling and now wants to make beads, pendants, and jewelry from tumbled stones. Information about drilling, face-polishing and cab cutting.