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

$23.99

$ 11 .99 $11.99

4.8

Rock Tumbler Kit 2.5lbs Barrel Rock Tumbler for Adults Kids Rock Polisher Tumbler Kit LCD Display 9-Speed Motor 9-Day Timer 0.55lb Rough Gemstones 4 Polishing Grits Complete STEM Science Hobby Kit

$45.00

$ 21 .99 $21.99

4.9

Rock Tumbler Base for K2 Elite Noise-Reduction & Cutting-Edge Brushless Rock Tumbler (Replacement)

$49.99

$ 25 .99 $25.99

5.0

VEVOR Rock Tumbler Machine, 4 lbs Rock Polishing Machine, 9 Speed Settings 9-Day Polishing Timer Stone Tumbler, Direct Drive Motor Rock Polisher, Cold-rolled Steel Body, Rock Polisher for Adults Kids

$57.99

$ 29 .99 $29.99

5.0

HopeRock Ultra Quiet Rock Tumbler Kit, Rock Polisher with Noise Reduction Cover for Kids, Adults & Rock Collector, 3-Speed Motor & 9-Day Timer, Great STEM Science Kit Gift for All Age, Boys Girls Toys

$49.99

$ 22 .99 $22.99

4.5

Rock Tumbler Kit Adults - Rock Polisher Tumbler with Noise Reduction Cover, Speed&Timer Control, Includes 4 Polishing Grits, Rough Gemstones, Learning Guide etc. (Black)

$59.99

$ 30 .99 $30.99

4.5

National Geographic Rock Tumbler Refill Kit - 5 lb. Mix of Rocks for Tumbling and Rough Gemstones - Rock Tumbler Supplies Include Rock Tumbler Grit and Polish Refill, and Unpolished Rocks

$39.99

$ 18 .99 $18.99

4.8

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

$59.99

$ 31 .99 $31.99

4.8

Polly Plastics Rock Polishing Kit with Rock Tumbler, Rough Gemstones, Professional Polishing Grits, and Guide to Rock Tumbling | Complete Hobby Starter Gift Set | STEM Geology Science Kit for Kids

$39.99

$ 18 .99 $18.99

4.3

NATIONAL GEOGRAPHIC Professional Rock Tumbler Kit- Advanced features include Shutoff Timer and Speed Control - 2lb Barrel, 1lb Gemstones, 4 Polishing Grits, Jewelry Fastenings and Learning Guide

$99.98

$ 48 .99 $48.99

4.6

MJR Tumblers Commercial Duty 20lb Rock Tumbler. Capable of Running 18 Different Barrel Sizes & Combinations. Unmatched Quality, Durability & Versatility. MJR is a USA Disabled & Veteran Owned Company.

$453.20

$ 99 .00 $99.00

4.3

Rock Tumbler Kit Adults - Rock Polisher Tumbler with Noise Reduction Cover, Speed&Timer Control, Includes 4 Polishing Grits, Rough Gemstones, Learning Guide etc., Great Science Gift for All Ages

$49.99

$ 23 .99 $23.99

4.5

Advanced Professional Rock Tumbler Kit - with Digital 9-Day Polishing Timer & 3 Speed Settings - Turn Rough Rocks into Beautiful Gems : Great Science & STEM Gift for Kids All Ages : Geology Toy

$79.99

$ 34 .99 $34.99

4.4

VEVOR Professional Rock Tumbler Kit for Adults Kids, 3LB Direct Drive Rock Polisher with Rough Gemstones/Grits/Jewelry Fastenings, 4-Speed/9-Day Timer, STEM Gift, Pro, Black

$57.99

$ 27 .99 $27.99

4.9

Dan&Darci Rock Tumbler Grit Refill Kit - 3.5 Pounds Grits Media + Poly Plastic Pellets - Rocks Polishing Refills for Any Brand Tumblers - Polish Tumbling Supplies Set - Stone Polisher

$24.99

$ 11 .99 $11.99

4.3

Pro-Series Double Barrel Rock Tumbler Kit - Includes 3 Pounds of Gemstones of The World Stone Mix and 2 Batch of 4 Step Abrasive Grit and Polish with Plastic Pellets

$169.95

$ 83 .99 $83.99

4.9

Tumble-Bee Rock Tumbler - Large Tumbler for Adults and Kids - Rotary Machine for Stone, Rock, Metal and Sea Glass - Polishing Machine Kit for Professionals & Hobbyists - Model TB-14-KIT

$129.00

$ 53 .99 $53.99

4.7

Leegol Electric 6LB Rock Tumbler Kit – Double Drum Rock Polisher for Kids & Adults

$89.99

$ 37 .99 $37.99

4.6

Bar27 Innovations Brand Rock Tumbler Replacement Drive Belt 5 Pack Compatible with National Geographic Pro & Hobby, Dr. Cool, Dan & Darcy Tumbler Brand tumblers

$14.98

$ 6 .99 $6.99

4.5

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