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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 20lb Rock Tumblers w Silicon Carbide, Disabled and Veteran Owned

4.5 (2) Write Review
Free shipping on orders over $29.99

$29.75

$ 12 .99 $12.99

In Stock

1.Size:For 3lb Barrel


  • 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 20lb kit contains the following: 20oz of course 60/90 silicon carbide grit, 20oz of fine 120/220 silicon carbide grit, 10oz of pre polish 400/600 silicon carbide grit, 10oz 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!
  • Free, easy to understand rock polishing instructions with lots of tips and tricks are included with every purchase from MJR Tumblers!


Product Description

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grit

Vicki
2025-03-15 18:57:28
Went through all grits to polish stone in a tumbler, and ran the polish grit twice, with no polish result to any the stones. When I have used other grits, I have successfully brought the stones to a high gloss in the same tumbler.
Templeton Peterson
2025-02-20 20:51:14
Exactly what I needed! Packed very well. Will buy more in the future.
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