Blue Marble National Geographic Hobby Rock Tumbler Kit- Multi Color, Kids

Blue Marble National Geographic Hobby Rock Tumbler Kit- Multi Color, Kids

Q: Is it 230volts 50 hz please let me know

Yes this is working on 230 volts 50 Hz.

Q: What is the actual cost of rock tumbler ?. Sometims it showed 5+thousand, sometimes 13+ Sometimes 18 + flirting price...

Now a days to import form USA or buy at Amazon is very expensive

Q: Can I use it for kno3 powdering

Actually my requirement is different. I have no idea about kno3 powdering.

Product ID: 76263492

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Details

Size
Medium
Brand
Blue Marble
Theme
Geology
Age Range (Description)
96 months to
Item dimensions L x W x H
35.1 x 12.4 x

🌈Includes 9 real rough gemstones

💎4 polishing grits for pro shine

⏲️Automatic shutoff timer

Frequently Bought Together

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

Blue Marble National Geographic Rock Tumbler Grit and Polish Refill Kit - Tumbling Grit Media, Polish Up to 20 lbs. of Rocks, Works with Any Rock Polisher, Rock Tumbler Supplies

NATIONAL GEOGRAPHIC Rock Tumbler Refill Kit – 1Lb. Gemstones and Rocks for Tumbling including Unpolished Amethyst and Quartz – Rock Tumbler Supplies include Rock Tumbler Grit and Jewelry Accessories

Description

💎 Polish your passion, rock your world!

EXPAND YOUR GEOLOGICAL HORIZONS - Perfect for polishing sea glass, metal scraps, and more creative projects.
TRUSTED EDUCATIONAL FUN SINCE 1895 - National Geographic’s legacy ensures engaging, hands-on learning.
ALL IN ONE KIT FOR INSTANT ROCK MASTERY - Includes tumbler, 4 grits, sifter, guide, and 9 real gemstones.
EFFORTLESS OPERATION WITH SMART CONTROLS - One-touch settings and automatic shutoff for stress-free tumbling.
TRANSFORM ORDINARY ROCKS INTO DAZZLING GEMS - Make any stone sparkle with professional polish quality.

The Blue Marble National Geographic Hobby Rock Tumbler Kit is a comprehensive, easy-to-use set designed for kids 8+ to polish rocks into sparkling gemstones. Featuring four polishing grits, an automatic shutoff timer, and nine types of real rough gemstones, this kit combines educational geology with creative fun, backed by National Geographic’s 129-year commitment to quality learning experiences.

Specifications

Educational Objective(s)	Geology
Language:	English
Model Number	NGHOBBYTUMBLER
Assembly Required	No
Batteries Required	No
Batteries Included	Yes
Material Type(s)	Metal,Gems
Remote Control Included?	No
Product Dimensions	35.08 x 12.4 x 20.47 cm; 2.3 kg
Item model number	NGHOBBYTUMBLER
Manufacturer recommended age	8 years and up
Manufacturer	JMW Sales, Inc
Item Weight	2 kg 300 g

Have a Question? See What Others Asked

Is it 230volts 50 hz please let me know

What is the actual cost of rock tumbler ?. Sometims it showed 5+thousand, sometimes 13+ Sometimes 18 + flirting price...

Can I use it for kno3 powdering

What is the life cycle of polishing grit

Reviews

D**I

Buy this product and enjoy your hobby but do not pay three time more on Amazon.

Excellent product and 100% results producer but now a days this product buy on Amazon is totally foolish idea because very very expensive compared to original cost in USA. Dear buyers don't buy this product.

28.03.2019

G**E

Worth it

Awesome product. Good for a start

17.10.2018

S**O

Simple Pass.

1 🌟 less for some funny jewelley fastenings and another 1 🌟 less for some tiny bizarre stones.

2.11.2020

D**X

Not for gemstone

Not for gemstone.damaged my lot of valuable gemstone.

29.08.2018

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