Customer Reviews
Rock Tumblers

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

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

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

Rock Tumblers
Thumler's MP-1 Kit
Thumler's MP-1 Kit: Our best-selling tumbler because it is inexpensive and quiet. The soft rubber barrel makes much less noise than a toy tumbler with a plastic barrel. Try rock tumbling with a quality machine at a low price. Includes everything you need to produce one batch of tumbled stones. Includes a small jewelry kit. Perfect for the beginner. Convenient refill kits are available here.
MSRP: $119.11. Our Price: $99.99

Thumler's A-R1 Kit
Thumler's A-R1 Kit: Larger and more durable than the MP-1 shown above. The barrel will quietly tumble about twice as much rock. Has a thermally protected motor on a metal frame. Will last for years. Includes rocks, grit, small jewelry kit and instructions. Refill kits are available here.
MSRP: $204.18. Our Price: $169.99

Thumler's A-R2 tumbler
Thumler's A-R2: Like the A-R1 above but with two 3-pound capacity barrels. Tumble two different materials at one time, materials at two different steps in the tumbling process, or two people can each have their own barrel.
MSRP: $235.10. Our Price: $199.99

Available as a kit with supplies for
only $274.99

Thumler's A-R12 tumbler
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.
MSRP: $295.88. Our Price: $259.99

Thumler's Model B tumbler
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.
MSRP: $363.70. Our Price $299.99

Vibratory Tumblers
Lot-O-Tumbler vibratory tumblers
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.
Single Barrel Model- Only $279.99
Twin Barrel Model - Only $379.99

Thumler's vibratory tumblers UV-10 Mini Bowl UV-10 industrial UV-18 industrial
Thumler's UV-10 Mini Bowl Vibratory Tumbler,
Thumler's UV-10 Vibratory Tumbler and
Thumler's UV-18 Vibratory Tumbler
Thumler's Ultra-Vibe industrial tumblers are heavy-duty tumblers designed for rock tumbling. We offer models with a four-pound bowl, a ten-pound bowl, and an eighteen-pound bowl. All three are designed to tumble rocks.
Mini Bowl - MSRP $318.21   $269.99
UV-10 - MSRP $423.00   $349.99
UV-18 - MSRP $610.40   $489.99

Rock Tumbler Parts
Rock tumbler parts
Rock Tumbler Parts: We offer parts for Thumler's Tumblers and Lot-O-Tumblers. For other brands and vintage tumblers, please read this article.
Rock Tumbling Supplies
Rock tumbler grit 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 Rock Tumbler Polish
We offer a variety of polishes including TXP, #61 rapid polish, cerium oxide, tin oxide, tripoli, and more.

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

refill kit 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.

Rocks for Tumbling
rough rocks
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.

Intermediate Roughs

Advanced Roughs

Easy Roughs - For Small Tumblers
small rough rocks
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.

The Best Book About Tumbling
Modern Rock Tumbling 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.

Gemstones of the World
Gemstones of the World 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.

Gemstone and Jewelry Book
Gemstone Tumbling, Cutting, Drilling & Cabochon Making 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.
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small tumbler

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Red Tiger's-Eye is Back!
Red Tiger's-Eye

Agates and Jaspers
Genesis and Classification of Agates and Jaspers We highly recommend: Genesis and Classification of Agates and Jaspers by Marco Campos-Venuti. If you want to learn about jaspers and agates, this is the book. Dr. Campos-Venuti presents an original classification system that helps you understand how jaspers and agates form and the meaning of their colors and patterns. This book will help you look at jasper and agate with an informed eye.

New Tumbled Stones!
New tumbled stones

Single-Variety Stones
polished stones


Jewelry Making
jewelry making 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.

Polished Stone Identification
Polished stone identification 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.

Tumbling Articles and Resources
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 sitesFee Mining and Digging Sites
Rock Tumbler Blog
Uses for Tumbled Stones

rock tumbling before and after