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Feature

HIGH QUALITY - This kit comes with enough silicon carbide grit to complete approximately 8-10 lbs of rocks.
4 COURSES OF GRIT - Take your stones from rough material to polished gems over a 4-step tumbling process
COMPATIBLE WITH ALL TUMBLERS - Use this grit for tumbling rocks in any brand of rock tumbler. Lortone, Thumler, National Geographic, Elenco, Smithsonian and more!
POLISH ROCKS AND MORE - including quartz, jasper, tiger's eye, glass and more!
RECOMMENDED USE - We recommend approximately 2 tablespoons of grit per pound of rocks.

Description

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 grit refill (rock tumbler required and sold separately). this product contains 4 stages of grit in easily resalable containers - enough for about 8-10 pounds of rocks. Feel free to contact National Geographic toys on Amazon if you have any addition questions and we'll be happy to help.