10 Best Rock Tumbler Refills Of 2022 – Review And Buying Guide

Finding the best rock tumbler refills that will meet all your needs can be a bit of a challenge, even for the most seasoned expert. While many companies still create good rock tumbler refillss, the market has turned its attention toward advanced models that carry higher price points.

In our quest to find the most suitable models, we focused on features like comfort, adjustability, and durability. We recommend you take a close look at each product we listed here and see the features you need for your personal use.

Keep reading to learn more…

Top 10 rock tumbler refills : Editor’s Pick

10 Best rock tumbler refills Reviews:

1. NATIONAL GEOGRAPHIC Rock Tumbler Grit – Rock Polishing Grit Media, Polish Up to 20 lbs. of Rocks, Works with any Rock Tumbler, Rock Polisher, Stone Polisher

Features :

  • HIGH QUALITY – This rock polisher grit refill pack comes with enough high-quality silicon carbide grit to put a dazzling polish on up to 20 lbs. of rocks, gems, glass, and more
  • EASY TO USE FOUR-STAGE ROCK GRIT – The first rock tumbling grit stage provides initial shaping, the second smooths rock surfaces, the third pre-polishes rocks, and the fourth provides the final polish
  • COMPATIBLE WITH ALL TUMBLERS – This complete 4-step rock tumbler grit refill kit works with all rock tumblers. For best results, use with National Geographic Rock Tumblers and rock tumbling supplies
  • EASY TO MEASURE AND STORE – Each rock tumbling grit stage is packaged in a wide-mouth container with secure, screw-top closure.
  • HIGH-QUALITY EDUCATIONAL TOYS – National Geographic is proud to make the highest quality hands-on science toys, and all our products are backed by exceptional service. If your experience is anything less than extraordinary, let us know so we can make it right for you!

Additional Info :

Item Dimensions
Height 5.3
Width 4.2
Length 5.3
Weight 3
Release Date 2017-08-09T00:00:01Z

2. NATIONAL GEOGRAPHIC Rock Tumbler Refill Kit – Gemstone Mix of 9 varieties including Tiger’s Eye, Amethyst and Quartz – Comes with 4 grades of Grit, Jewelry Fastenings and detailed Learning Guide

Features :

  • GEMSTONES OF 9 VARIETIES – Tiger’s Eye, Amethyst, Aventurine, Rose Quartz, Red Jasper, Agate, Sodalite, Dalmatian Jasper, Hematite. (1lb in total)
  • FOUR GRADES OF GRIT – Coarse, medium, fine, polish. Transform your stones from rough rocks to dazzling gemstones!
  • JEWELRY FASTENINGS – 1 necklace, 1 set of earrings, 1 keychain, 1 ring. Create custom jewelry from your newly polished gemstones!
  • DETAILED LEARNING GUIDE – Our learning guide will teach you all about these unique gemstone specimens and includes many amazing and fascinating facts
  • SATISFACTION GUARANTEED – The National Geographic STEM series provides kids high-quality educational toys that are a whole lot of fun! If your experience is anything less than extraordinary, let us know so we can make it right for you

Additional Info :

Color Matte Black
Item Dimensions
Height 8
Width 3
Length 3
Weight 1
Release Date 2017-11-14T00:00:01Z

3. Dan&Darci Rock Tumbler Grit Refill Kit – 3.5 Pounds Grits Media + Poly Plastic Pellets – Rock Polishing Media – Polish for Any Brand Tumbler – Rock Tumbling Supplies – Stone Polisher

Features :

  • Complete rock tumbling medium kit: 3.5 lbs. 4-step grit set and poly plastic pellets, to polish any rock. Packaged in easy-to-use-and-store bottles
  • Includes: Step #1 Coarse Grit (1 lb.), Step #2 Medium Grit (1 lb.), Step #3 Pre-polish Grit (1/2 lb.), Step #4 Grit (1/2 lb), Polypropylene Plastic Poly Filler Pellets (1/2 lb.), Instruction Guide
  • Compatible with all rock tumblers: Can be used in tumblers from any brand: Dan&Darci, Elenco, Lortone, National Geographic, Smithsonian, Thumler and more
  • Easy to use: Includes a clear instruction guide on how to use the grits and plastic pellets.
  • 100% satisfaction guaranteed: Love it, or your money back!  If you are not satisfied with the kit, we’ll refund you 100% of the money, no questions asked.

Additional Info :

Item Dimensions
Height 1.89
Width 5.551
Length 10.315

4. Rock Tumbler Refill Grit Media Kit, Stone Polisher (3.5 Pounds Polishing Grits + Poly Plastic Pellets ), Compatible with Any Brand Tumbler, 5-Steps for Tumbling Stones

Features :

  • 💎【 5 STEPS 】Just measure in the grit, add enough water to cover the stones, seal the barrel, and tumble. The only variable is how much of the product to use in your rock tumbler. We suggest 2 tbsp of grit per pound of stones, which is a good rule of thumb.
  • 💎【COMPLETE KIT】5 Step grit pack and ceramic filler for use in 15 lb. tumbler or five 3 lb. tumbles. Coarse Grit, Medium Grit, Pre-polish Grit, Grit, Polypropylene Plastic Poly Filler Pellets and Instruction Guide.
  • 💎【EASY TO USE】Includes a clear instruction guide on how to use the grits and plastic pellets.Large Amount of Grit, This is a large amount of each size grit for the price.
  • 💎【COMPATIBLE WITH ANY BRAND TUMBLER】Tumbler-Polishing-Grit-Refill-Kit-for Polishing Agate-Jasper-Sea Glass- Gemstones Turquoise Sun Stones Obsidian Quartz Crystals Healing Stones. Each to have pretty rocks/gems.
  • 💎【Win-win 】 Brave Finder respect and put buyers’ needs first. We’re always here to help if any quality issues and about the rock tumbler grit kit.

5. Rock Tumbler Grit Kit and Ceramic Tumbling Filler Media | Polly Plastics (4.5 Pounds Total Weight)

Features :

  • COMPLETE KIT – 4 Step grit pack and ceramic filler for use in 15 lb. tumbler or five 3 lb. tumbles.
  • CONTAINS – 1 lb. 60/90 Coarse Silicon Carbide Grit, 1 lb. 180/220 Medium Silicon Carbide, Grit, ½ lb. 500 Fine Silicon Carbide, ½ lb 1200 Aluminum Oxide Polish and 1.5 lbs. non-abrasive ceramic filler cylinders. No need to keep ceramic separate for each stage – rinse and use the same batch through all the tumbling stages.
  • GRIT SOLD BY WEIGHT NEEDED FOR EACH STEP – Steps 1 & 2 are 1 lb. each and Steps 3 & 4 are ½ lb. each but all are sold in the same size jars for packaging consistency. The different weights, along with different densities, will mean that jars will not have equal amounts of fullness.
  • PREMIUM POLISHING MATERIALS, COMPATIBLE WITH ALL BRAND TUMBLERS – Proven to produce a beautiful polish. Made in the USA.
  • BEGINNER FRIENDLY – Complete easy-to-follow instructions included. 100% satisfaction guarantee on all our products.

Additional Info :

Item Dimensions
Height 4.37
Width 6.6
Length 10.1
Weight 4.7

6. NATIONAL GEOGRAPHIC Rock Tumbler Refill – 5 Pound Mix of Rocks and Gemstones for Rock Tumblers, Includes Agate, Jasper, Petrified Wood, Gemstone, and More, 5 Jewelry Settings and Polishing Grit

Features :

  • ENORMOUS VARIETY – This rock tumbler refill kit has 5 pounds of unpolished rocks and gemstones consisting of a 1-pound gemstone mix, 1-pound agate mix, 1-pound Madagascar mix, 1-pound jasper mix, and 1-pound petrified wood mix
  • ROCK POLISHING GRIT – There are 20 total rock tumbler grit packets in the kit, enough for five complete tumbling cycles with any rock tumbler
  • JEWELRY SETTINGS – Once your rocks are polished, use the 5 included jewelry settings to create beautiful keepsakes or use the included storage pouch to keep your favorite specimens all in one place
  • DETAILED LEARNING GUIDE – The learning guide includes polishing instructions along with fascinating information about the stones in the kit
  • RESPECTED QUALITY – National Geographic is proud to provide only the highest quality STEM toys and all our kits are backed by our 100% satisfaction guarantee

Additional Info :

Item Dimensions
Height 5.9
Width 6.1
Length 6.9
Weight 6.5
Release Date 2019-09-16T00:00:01Z

7. Polly Plastics Rock Tumbler Refill Grit Media Kit (3 pounds) | 4-Steps For Tumbling Stones

Features :

  • COMPLETE ROCK TUMBLING MEDIA KIT – 4-Step grit pack with 3 pounds of total weight. Our universal grit is designed for any rock tumbler. Get up to five tumble batches from a standard 3lb barrel.
  • PACKAGE CONTAINS – 1 lb. 60/90 Coarse Silicon Carbide Grit, 1 lb. 180/220 Medium Silicon Carbide Grit, ½ lb. 500 Fine Silicon Carbide, ½ lb. 1200 Aluminum Oxide Final Polish.
  • GRIT SOLD BY WEIGHT NEEDED FOR EACH STEP – Steps 1 & 2 are 1 lb. each and Steps 3 & 4 are ½ lb. each but all are sold in the same size jars for packaging consistency. The different weights, along with different densities, will mean that jars will not have equal amounts of fullness.
  • PREMIUM POLISHING MATERIALS, COMPATIBLE WITH ALL BRAND TUMBLERS – Proven to produce a beautiful polish. Made in the USA.
  • BEGINNER FRIENDLY – Complete, easy-to-follow instructions included with rock tumbling tips. 100% satisfaction guaranteed.

Additional Info :

Item Dimensions
Height 4.37
Width 6.6
Length 6.6
Weight 3.2

8. Rock Tumbler Refill Grit Kit- 4 Steps Grit Plus Ceramic Tumbling Filler Media- Polishing Grits- 4 Pounds Total Weight for Tumbling Stones Compatible with Any Brand Tumbler Stone Polisher

Features :

  • [ WIDELY USED] The rock tumbler refill grit kit comes with enough high-quality silicon carbide grit to make a nice polish of rocks, gems, glass, etc. And it compatible with Any Brand Tumbler or stone polisher.
  • [VERSION SELECTION] The upgrade ceramic tumbling filler can be reused-no need to add new ceramic particles in every stage. Compared with poly plastic, ceramic filler can polish a more perfect stone.
  • [STEPS TO POLISH] Rinse off raw stones- put stones into tumbler barrel- add grit- fill water to top of rocks- add 2/3 ceramic filler- close tumbler- tumble recommended for few days- rinse again and go to next grit. Detailed and ratios please refer to the instruction.
  • [4+1 ONE KIT] 4-Step polishing grit pack and ceramic filler for use in 15 lb.
  • [Win-win ] We’re always here to help if any quality issues and about the rock tumbler grit kit.

9. SACKORANGE 6 Pounds Rock Tumbler Refill Grit Media Kit, Abrasive Tumbling Kit for Stone Polisher – Compatible with Any Brand Rock Tumbler

Features :

  • ★【4 Steps】Be Patient. There are 4 total cycles, 7 days each to have pretty rocks / gems. Step 1, 60 Coarse Silicon Carbide Grit. Step 2, 220 Medium Silicon Carbide Grit. Step 3, 500 Fine Silicone Carbide Grit. Step 4, 1200 Aluminum Oxide Grit. Just measure in the grit, add enough water to cover the stones, seal the barrel, and tumble. The only variable is how much of the product to use in your rock tumbler. We suggest 2 tbsp of grit per pound of stones, which is a good rule of thumb.
  • ★【Large Amount of Grit】This is a large amount of each size grit for the price. This kit comes with enough grit to complete approximately 16-20 lbs of rocks. This kit contains 2 lbs 60 Coarse Silicon Carbide Grit, 2 lbs 220 Medium Silicon Carbide Grit, 1 lb. 500 Fine Silicone Carbide Grit, 1 lb. 1200 Aluminum Oxide Final Polish Grit. COMPATIBLE WITH ALL BRAND TUMBLERS.
  • ★【Jars, Labels & a Scoop】Nice hard plastic jars with lids (as opposed to plastic bags). Bottle caps are very secure. Definitely they will not leak. Use the amount you need and set it back on the shelf for the next round. A scoop is included for the correct dose. No need to pour the material out, which possibly make a mess while doing so. They are neatly packaged and easy to read labels. Tip: you could put your tumbler on a foam pad to eliminate noise.
  • ★【Professional Material】The final polish in this kit is aluminum oxide which is what the professional use (as opposed to silicon carbide), making sure that you can achieve a wet polished look. If you are expecting nice shiny stones you will have to run the last stage. The aluminum oxide is what really makes them shine (providing you have done everything else correctly).
  • ★【Satisfaction Guarantee】 If you don’t get the satisfactory polished stones or there is anything else you are dissatisfied with, please contact us by E-mail, and within 24 hours, we will do our best to satisfy you or give you a full refund while you don’t need to return the product.

10. NATIONAL GEOGRAPHIC Rock Tumbler Refill – Mega Madagascar Gemstone Pack, 3 lb of Gemstones Including Rose Quartz, Jasper, Labradorite, & More, Tumbler Grit & Jewelry Settings

Features :

  • Real gemstones from Madagascar – 3 pounds of raw rocks includes rose quartz, labradorite, red jasper, yellow jasper, indigo gabbro, and Polychrome jasper, quantities of each gemstone may vary
  • Four grades of grit – Coarse, medium, fine, polish. Transform your raw stones from rough rocks to dazzling gemstones, this refill kit also works with all rock tumblers
  • Jewelry fastenings – Additional rock tumbler accessories include 1 necklace, 1 set of earrings, 1 keychain, 1 ring to create custom jewelry from your newly polished gemstones
  • Learning guide – our learning guide will teach you all about these unique gemstone specimens and includes many amazing and fascinating facts
  • Respected quality – NATIONAL GEOGRAPHIC is proud to provide only the highest quality STEM toys and all our kits are backed by our 100% satisfaction guarantee

Additional Info :

Item Dimensions
Height 7
Width 5.5
Length 6
Release Date 2019-12-04T00:00:01Z

Buying Guide: What to Consider When Select rock tumbler refills

Price

How much should you expect to spend on a product like this? Is it a one-off cost, or is there some kind of recurring element?

When it comes to rock tumbler refills, a great value can come in many different forms. It could be a lower price, impeccable construction, and design, or higher durability. We’ll cover all of these different factors below, where we’re sharing our top picks for the best rock tumbler refills for the money. We’ll go over everything consumers should know to get a great value out of their rock tumbler refills!

Durability 

The phrase “people get what they pay for” is especially true when it comes to rock tumbler refills. The range in durability from person to person can be pretty substantial depending on the materials used in the construction. If someone saves $100 on a rock tumbler refills, but it wears out in 1 month, are they really getting a good value?

Compare that to a rock tumbler refills that costs $50 more but wears out after 1 or 2 years. Most people would argue that the second option is the better deal over the long term. Before purchasing, you should consider how long you want to have the rock tumbler refills and then read reviews to make sure you know how long you can expect it to last.

Consider Where You Purchase 

 

A vast majority of people now buy their rock tumbler refills online rather than going to a brick-and-mortar physical location. That’s largely because online shopping offers greater convenience, and many brick-and-mortar stores can be confusing when it comes to their models, pricing, and types.

While people can’t try out an online rock tumbler refills the way they can in a store, brands often come with generous trials. These allow people to try out the rock tumbler refills for a while and return it if they’re unhappy.

In addition, many online rock tumbler refills are more affordable than their in-store counterparts, because they have less overhead and have cut out the middlemen to pass savings directly to the consumer. If you purchase online, make sure to check to see if they will have to pay extra for shipping or not. A lot of the new companies offer free shipping, but not all.

Types of rock tumbler refills

Before even thinking about all the different rock tumbler refills available,  You should choose the product types that will be ideal for your task.

Design

Choosing a product based on a design that people will love can be tough. Just because you might like the look and style of it, doesn’t mean it’s the best. Below are some steps you can follow that I’ve used in the past when making decisions on which product designs to choose. Today, a lot of e-commerce sites have the same products. Naturally, it means people use product photos and videos to find the best item. Some of the tips in this article will help you choose or design a successful product.

  • Dimensions. How big are these products?
  • Materials. What are they made from? Is there an advantage to choosing one material over another?
  • Generic characteristics. What sort of features do products in this category include?
  • Product-specific functionality. Do certain products have key characteristics that others don’t? 
  • “Vs.” comparisons. Wireless or wired? Portable or desktop? Metal or wood? These are the key A/B-style decisions typically made early in the buying process.

The Verdict

Finally, we hope that our reviews about these rock tumbler refillss will help you to choose your ideal product available on the maker. The question remains, how many of these rock tumbler refills will you use and how often? Some manufacturers come out with newer rock tumbler refills every few months. This is because they know that people want the better rock tumbler refills. It’s all a matter of choice and your budget. The good news is that the features of good rock tumbler refills tend to trickle down in price. If you start off with a cheaper version, chances are you can afford the more advanced versions of it a few months later.