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Refill Grit Kit w MJR Tumblers Premium Quality Extreme Polish 12,000 Grit Sub Micron Aluminum Oxide Polish for Unparalleled Result. For 30lb Rock Tumblers w Silicon Carbide, Disabled and Veteran Owned
✅ In stock
F
Grade
Analysis Confidence
100%
Price verified Sep 29, 2026 3:19 AM · Prices & availability subject to change
Is This a Good Price on Amazon?
💤 Not a Deal- 💤Verdict: Not a Deal. Price is at or above historical norms. Best to wait for a sale.
- 💰The current price sits right around what this item typically fetches.
- 🏷️The retail sticker price has been slashed by 40% — a steep markdown from the official listing.
- 📉No lower price has surfaced in the past twelve months, making this one of the standout deals in recent memory.
- ➡️Pricing has held fairly steady, with no strong push in either direction.
How We Scored This Deal
Price Competitiveness
0/28
Recent Value
0/22
Market Standing
0/20
Deal Strength
16/20
Momentum
4/10
📝 Product Overview
🏪 Sold by
MJR Tumblers
📦 Fulfillment
Fulfilled by Amazon
🚚 Shipping
Free Shipping
Product Details
✓Extreme Polish! Every rock tumbling kit from MJR Tumblers comes with our Exclusive 12,000 Grit Sub Micron Extreme Aluminum Oxide Polish! No other polish even comes close to our results. If you want the best, MJR Tumblers 12,000 Grit Aluminum Oxide Extreme Polish is what you need!
✓MJR Tumblers is a Disabled and Veteran Owned Company!
✓Premeasured and works with all rotary and vibratory tumblers. All 4 Stages are premeasured for your tumbler, just pour and roll! It Can’t get easier than that!
✓Each 30lb kit contains the following: 30oz of course 60/90 silicon carbide grit, 30oz of fine 120/220 silicon carbide grit, 15oz of pre polish 400/600 silicon carbide grit, 15oz of MJR Tumblers Exclusive 12,000 grit Extreme Aluminum Oxide Polish
✓MJR Tumblers is Proud to be an American company located in Pecatonica Illinois in the good ole USA!
⚙️ Specifications
5.62 pounds
B07F6TK3YF
12 months and up
See Top 100 in Industrial & Scientific
Item Weight
5.6 pounds
ASIN
B07F6TK3YF
Manufacturer recommended age
12 - 12 months
Best Sellers Rank
See Top 100 in Industrial & Scientific
Customer Reviews
4.5
Is Discontinued By Manufacturer
No
Manufacturer
MJR Tumblers
10 x 7 x 3 inches
5.62 pounds
B07F6TK3YF
4.5
