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Blue Marble National Geographic Rock Tumbler Kit – Hobby Edition Includes Rough Gemstones, and 4 Polishing Grits, Great STEM Science Kit for Geology Enthusiasts, Rock Polisher for Kids and Adults
Product ID: 34238823
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🔇75% quieter leakproof barrel
⏲️One-touch timer with auto shutoff
⚙️Durable motor, built to last
Frequently Bought Together
Description
💎 Polish your passion, rock your world!
- SET IT AND FORGET IT - One-touch timer and automatic shutoff make tumbling effortless.
- AWARD WINNING EDUCATIONAL FUN - Toy of the Year winner that sparks imagination and learning.
- COMPLETE STEM KIT FOR ALL AGES - Includes 9 rough gemstones, 4 polishing grits, and a full-color guide.
- WHISPER QUIET TUMBLING EXPERIENCE - Enjoy a 75% noise reduction for peaceful creativity.
- TRANSFORM ROUGH ROCKS INTO DAZZLING GEMS - Create your own sparkling gemstones with ease and style.
The Blue Marble National Geographic Rock Tumbler Kit is a durable, quiet, and easy-to-use STEM hobby kit designed for kids and adults to polish rough gemstones into dazzling treasures. Featuring a powerful motor, leakproof barrel, one-touch timer, and a complete set of polishing grits and rough stones, it offers an award-winning educational experience that combines science, creativity, and fun.
Specifications
| Theme | Geology |
| Item Dimensions | 13.81 x 4.88 x 8.06 inches |
| Item Weight | 2.1 Kilograms |
| Size Name | One Size |
Have a Question? See What Others Asked
What is the power consumption of this unit over a week of continuous use? (in usa on 110v). thank you.
What the difference between this and the starter kit?
What pound tumbler is this product?
Can i buy extra grit without the rocks. we have many rocks from "mining" gemstones that i would love to polish. what do you recommend?
Common Questions
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