This grit is perfect for use with rock tumblers of any brand!
Take your stones from rough rocks to polished gemstones in just 4 easy tumbling step using National Geographic’s Grit Refill (Rock tumbler required and sold separately).
This product contains:
– 4 stages of grit in easily resealable containers
– 3.28 lbs of grit, enough grit for about 8-10 pounds of rocks.
National Geographic Toys is proud to provide a 100% satisfaction guarantee with all our products so that you can buy with confidence.
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