National Geographic Grit Refill for Rock Tumbler

National Geographic Grit Refill for Rock Tumbler

34.99

8+

You’ll love our bulk grit pack. Each level of grit has a unique purpose: coarse grit rounds your rocks; medium grit further smooths them; fine grit develops them for the final stage; and polishing grit makes them sparkle.

  • HIGH QUALITY—Comes with enough grit to completely polish approximately 8–10 lbs. of rocks

  • 4 STAGES—Take your stones from rough material to polished gems.

  • COMPATIBLE WITH ALL TUMBLERS—This grit is perfect for use with any brand of rock tumbler.

  • RECOMMENDED USE—We recommend approximately 2 tablespoons of grit per pound of rocks.

  • 100% SATISFACTION GUARANTEED

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