8 Best Rock Tumbler Reviews [Update 2020]

If you belong to the category of people who love and admire the beauty of rocks and stones, this one is particularly dedicated to you as it is all about rock tumblers. Wait, some might be confused about this and might silently think what this product is about! Don’t think any longer- just keep reading. A rock tumbler can change a common stone into a delightfully cleaned stone. It can smoothen and clean stones, globules, brass, and even a few metals. Despite the fact that it is a business item, there are numerous individuals who get it for individual use. You might be one of them too. This product is very well known among diamond setters, craftsmen, and lapidary specialists. Does this tumbler thing actually work? Well, yes more efficiently than ever and the final product is something which you will love. Hence, here goes a list of 8 best rock tumblers of 2020 to aid you in the selection process. 

Before buying these rock tumblers, you need to take into consideration certain things which will aid you in purchasing this product. Always keep the grits in your mind. Good quality grits are very important for better results. Ask someone you know who has bought products like these and then make your decision. As this is a machine which runs on electricity, you need to check the power consumption rate before buying. If you are into saving power then buy the right rock tumbler for yourself. Next, think about safety. Consider whether you will be able to handle it safely and whether you will take on the hassle of handling the motor. 

List of Best Rock Tumblers

1. NATIONAL GEOGRAPHIC Hobby Rock Tumbler Kit

Are you planning to have a beautiful rock collection? This is one of the best rock tumblers to count on for getting you polished gems. This kit comes with a high-quality tumbling machine which will last for years for the powerful motor that is included. An automatic shutoff timer is attached. What can be the best thing about a rock tumbler other than being a rock polisher or a stone polisher? It could be a better sound reduction method. You love stones and you polish them but the noise created is at times unbearable. While some are into faux sea glass, this one is a rock tumbler for sea glass. Another best thing is- this product is child-friendly. You can engage your kid in making jewelry and polishing colorful stones. A complete manual is provided to aid the user and your satisfaction is somewhat guaranteed through this.

ProsCons
Rubber tumbling barrel reduces noise pollution Not properly cleaned grits can result in dull stones
Keypad to set the number of days you want the rocks to tumble
Great for faux sea glass
Easy to use

2. Lortone 3A Single Barrel Tumbler

Looking for some trouble free service and good experience for rock polishers? Lortone will provide you with one where you will absolutely love the experience and performance. The barrel is made out of hard rubber to reduce sound pollution. The motor is of high-quality to last for years together and deliver good service. It comes with a detailed user manual to help you in proceeding further with the product properly. The result will be super smooth and shiny stones.

ProsCons
Hard rubber barrel to reduce noise Grit might not be included
High-quality motor Motor might get overheated
Easy to use

3. Discover with Dr. Cool Hobby Rock Tumbler

How easy is it to make beautiful gemstones? Find it through the best rock tumbler of Discover with Dr. Cool. What do you need to do? Just set the polishing grit, add your pack of unpolished stones or rocks, and water into this machine. You can set the time according to your preference. The end product will be amazingly shiny stones. This kit also includes activity puzzles and games to solve along with an easy manual of the machine. The packaging itself has stones included to start with. Kids will definitely have a fun time with this product.

ProsCons
High-quality tumbling machine Relatively small barrel size
Rubber barrel to reduce noise
4 grades of polishing grit
Solid outer side and a cute finish

4. Discover with Dr. Cool PRO Series Rock Tumbler

This one is almost similar to the one mentioned above of the same brand- Discover with Dr. Cool, just with a PRO along with the title. It is a professional grade tumbler which works wonders. To learn more about geology this is one of the best options. It includes semi-precious stones like amethyst, jasper, etc.

ProsCons
Long-lasting motor Glitches while running the tumbler might be found
Auto shutoff timer
Rubber barrel for noise reduction
4 types of polishing grit

5. CabKing 6″ Cabbing Machine

A perfect complete grinding and polishing machine you could ask for and will suffice all your needs. You can be a beginner or a professional at tumbling but this best rock tumbler is suitable for all levels of expertise. It has an easy mechanism to operate making it not-so-hard to use. A unique thing about this tumbler is the water system where cool water is absorbed in and stays inside the bucket with the included water pump.

ProsCons
Included hand trays Size issue
Water system Power bill
Easy to operate

6. Tumble-Bee Rotary Rock Tumbler

This is the best rock tumbler for polishing larger quantities of stones and rocks. It is a modern rock grinder with an astounding design and appearance. The light on the power switch makes it easier to understand whether the tumbler is powered on or off.

ProsCons
Powerful AC motor Belt alignment issue
Rust-proof
Good for polishing larger quantities

7. Discovery MINDBLOWN Rock Tumbler Kit

What is the natural process of polishing rocks? Mother Nature uses sand and water to do so and this machine mimics exactly the same thing just adding electrical power. Electrical power speeds up the natural process and polishes to make them shiny. Plug and adapter are provided in the packaging.

ProsCons
Good for children to bring out their inner scientists Over power usage
Perfect for beginners
Kit includes everything

8. Leegol Electric Hobby Rock Tumbler Machine

Same as before this also uses the natural process of sand and water combing in an artistic fashion to polish rocks. Yet again these rocks are not naturally polished ones as can be seen by their look. This best rock tumbler uses another media instead of sand to polish the rocks.

ProsCons
Turn junks to polished gems Becomes less effective with usage
Rubber barrel for noise reduction Unclear user manual
Contains cooling fan for the motor

These are some of the best rock tumblers around for you to turn the dirty rocks around your house to turn into gems. Not to mention, these machines work great for kids who are more into science and playing around.

Looking for more? Check out this article on Underwater Fishing Camera Reviews.

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