Description
Product Description
The National Geographic Rock Tumbler Grit Bulk Pack contains over 3 pounds of rock polishing grit, compatible with any rock tumbler!
This Kit Includes:- 4 Stages of Rock Polishing Grit- 1 10 mL Grit Scoop- Rock Tumbling Instructions
This four-stage silicon carbide grit for rock tumbling system is the ideal way to give rough rocks a smooth, polished look. The first rock polishing stage smooths rough edges and provides initial shaping. The second stage smooths the rock surfaces even more. The third stage provides a strong pre-polish, followed by the fourth stage which completes the grit polishing process.
The 10 mL scoop in the grit refill kit ensures accurate grit measurements for every stage, allowing you maximize your grit usage for up to 10 pounds of rocks!
This grit refill for rock tumbler pack is compatible with any rock tumbler on the market. But for best results, use this rock tumbler grit and polish refill with National Geographic rock tumblers and rock tumbling supplies, including ceramic media and GemFoam.
National Geographic Toys makes the highest quality hands-on science toys, and all products are backed by exceptional service.
About the National Geographic Society: With a mission to inspire people to care about the planet, the National Geographic Society is one of the world’s largest nonprofit scientific and educational organizations.
From the Manufacturer
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 resealable 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.
Features
- 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.