Rock Tumbler Grit
MaybeAn estimated 0.5% of orders come back. But the top 5 brands take 92% of clicks, so Rock Tumbler Grit is a Maybe.
- Flapen Score
- 53 / 100Top 44% of 262 Industrial & Scientific niches · +1 vs the category median of 5253
- Market size
- $786K/yr398K searches / yr
- 90-day growth
- +15.9%search demand this quarter
- Competition
- 76%top-5 click share · 8 brands · 15 sellers
Flapen Score
Rock Tumbler Grit against its category
The dotted line is the Industrial & Scientific average. Past it, Rock Tumbler Grit is stronger. Inside it, weaker.
Market
The Rock Tumbler Grit market on Amazon at a glance
Shoppers on Amazon United States searched for Rock Tumbler Grit 398K times last year and spent an estimated $786K. The top 5 brands take 92% of clicks. Demand peaks in Dec. Flapen scores it 53 out of 100, a Maybe.
01 · Demand
An estimated 7.7% of those searches ended in a purchase.
Shoppers searched for this 398K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 7.7% of those searches ended in a purchase. Searches in the last 90 days moved +15.9% against the 90 days before. Searches, conversion and average price together put the market at an estimated $786K a year.
- Searches, last 12 months
- 398K
- Growth, 90 days vs prior 90
- +15.9%
- Conversion, latest week
- 7.7%
- Market size, estimated
- $786Ka year
- Peak month
- December1.8× the quietest month
- Top search term
- rock tumbler grit152K searches a year
02 · Price
A sale here is worth $25.51.
Listings sell for $25.51 on average, from $7.79 to $40.03. Amazon reports units sold in ranges. This niche sold 25K to 30K a year. The average listing sells 2,000 to 2,500 of them. At $25.51 that is $51K to $64K a year per listing.
- Average price
- $25.51inside the $15 to $100 sweet spot
- Price range
- $7.79–$40.03
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 25K–30K
- Units per listing a year
- 2,000–2,500
- Revenue per listing a year
- $51K–$64K
- Returns
- 0.5%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is ads and reviews.
93% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 5.1% of listings are out of stock. The average listing ranks #15 within Abrasive & Finishing Products. It carries 3,000 reviews at 4.59 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 93%
- Prime listings
- 100%
- Out of stock, average day
- 5.1%
- Average rank
- #15in Abrasive & Finishing Products
- Average rating
- 4.59 starsAmazon United States average 4.42 stars
- Average reviews
- 3,000per listing
- Listings tracked
- 14
04 · Newcomers
Brands here are settling in.
The brands on the shelf have sold for 57 months on average, so the names here are settling in.
- Launched, last 12 months
- 0
- Successful launches
- 0Amazon's first-year sales bar
- Average brand age
- 57 months
Products
Top Rock Tumbler Grit products & what they sell for
The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.
Prices and ratings read from Amazon on Aug 6, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
NATIONAL GEOGRAPHIC Rock Tumbler Grit and Polish Refill Kit - Tumbling Grit Media Polish Up to 20 lbs. of Rocks Works with any Rock Polisher & Tumbler Supplies
- Price
- $23.90
- Rating
- 4.7/5
- Reviews
- 18,734
- Age
- 9y ago

LARICEO Rock Tumbler Grit and Polish Refill Set 4-Step 3 lb
- Price
- $21.84
- Rating
- 4.8/5
- Reviews
- 290
- Age
- 1y ago

WKTURN Rock Tumbler Grit Set - 4 Step Tumbling Media (Coarse Medium Grit Pre-Polished Final Polish) Set 2.0 for Any Brand of Rock Polisher
- Price
- $19.29
- Rating
- 4.5/5
- Reviews
- 796
- Age
- 4y ago

LARICEO Rock Tumbler Grit and Polish Refill Set with Ceramic Media 4.5 lb
- Price
- $26.14
- Rating
- 4.7/5
- Reviews
- 268
- Age
- 2y ago

Rock Tumbler Grit Kit - 10LB Rock Polishing Grit & Ceramic Tumbling Media 4-Step Polish Refill with Plastic Pellets Polish Up to 70 lbs of Rocks Compatible with All Rock Tumblers & Polishers
- Price
- $40.03
- Rating
- 4.6/5
- Reviews
- 257
- Age
- 2y ago
Trending
estimated 90-day click momentum
9 oz Rock Tumbler Grit and Polish Refill Kit Course Medium Fine Compatible 4-Step Rock Polishing Refill Kit Compatible with All Tumbler Black Corundum Brown Corundum White Corundum
- Price
- $7.79
- Rating
- 4.2/5
- Reviews
- 15
- Age
- 1y ago

10 Pounds Rock Tumbler Grit Refill - Rock Polishing Grit Media Kit
- Price
- $32.65
- Rating
- 4.7/5
- Reviews
- 486
- Age
- 3y ago

7 LBS Rock Tumbler Grit Set 4 Step Tumbling Media Coarse/Medium/Pre-Polished/Final Polish Silicone Carbide Polisher Grit for Any Rock Tumbler Stone Polisher
- Price
- $23.12
- Rating
- 4.5/5
- Reviews
- 248
- Age
- 3y ago

LARICEO Rock Tumbler Grit and Polish Refill Set 4-Step 3 lb
- Price
- $21.84
- Rating
- 4.8/5
- Reviews
- 290
- Age
- 1y ago

4 LBS Rock Tumbler Grit Set 4 Step Tumbling Media Coarse/Medium/Pre-Polished/Final Polish Silicone Carbide Polisher Grit for Any Rock Tumbler Stone Polisher
- Price
- $18.96
- Rating
- 4.5/5
- Reviews
- 88
- Age
- 3y ago
Newest
by launch date
9 oz Rock Tumbler Grit and Polish Refill Kit Course Medium Fine Compatible 4-Step Rock Polishing Refill Kit Compatible with All Tumbler Black Corundum Brown Corundum White Corundum
- Price
- $7.79
- Rating
- 4.2/5
- Reviews
- 15
- Age
- 1y ago

LARICEO Rock Tumbler Grit and Polish Refill Set 4-Step 3 lb
- Price
- $21.84
- Rating
- 4.8/5
- Reviews
- 290
- Age
- 1y ago

Rock Tumbler Grit Kit - 10LB Rock Polishing Grit & Ceramic Tumbling Media 4-Step Polish Refill with Plastic Pellets Polish Up to 70 lbs of Rocks Compatible with All Rock Tumblers & Polishers
- Price
- $40.03
- Rating
- 4.6/5
- Reviews
- 257
- Age
- 2y ago

KoolStone Rock Tumbler Grit and Ceramic Tumbling Media 4 Pounds Polish Up to 25 lbs. of Rocks 4-Step Polish Refill Media Kit Compatible with All Rock Tumblers Essential Polishing Kit for Adults
- Price
- $27.68
- Rating
- 4.7/5
- Reviews
- 254
- Age
- 2y ago

LARICEO Rock Tumbler Grit and Polish Refill Set with Ceramic Media 4.5 lb
- Price
- $26.14
- Rating
- 4.7/5
- Reviews
- 268
- Age
- 2y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 76% of clicks. A locked shelf that new listings rarely crack.
Brands
8 falling
Sellers
15
Est. top-5 brand share
92%
Top 20: 100%
Est. top-5 click share
76%
Top 20: 100%
Open market
4%
- Blue Marble36%
- LARICEO30%
- YHAspace11%
- WKTURN10%
- KomeStone6%
- Azefun3%
- Open — no brand owns it (2 brands, 4%)
Demand
Rock Tumbler Grit search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Dec · busiest ÷ quietest = 1.8×
Search terms
Top Rock Tumbler Grit search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- rock tumbler grit152K/yr
- rock tumbling grit45K/yr
- rock polishing grit27K/yr
- rock tumbler media23K/yr
- grit for rock tumbler19K/yr
- rock tumbling media17K/yr
- rock tumbling grit and polish11K/yr
- rock tumbler grit and polish refill20K/yr
- rock tumbler grit kit8K/yr
- rock tumbling supplies14K/yr
Reviews and returns
What reviews say buyers love and hate about Rock Tumbler Grit
We read the reviews and the return reasons for every product selling here.
“Doesnt work”
Every topic
Every topic buyers talk about, one row each.
Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.
17 topics
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common Rock Tumbler Grit questions
Answered from the same tracked data.
Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data









