Top 10 15 LB Barrel MJR Rock Tumbler – Kids’ Rock Tumblers

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1. MJR

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MJR Tumblers 15 LB Rock Tumbler Awarded Best High End, Most Versatile Run 19 Dif Barrel Combinations

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MJR #ad - Industrial duty flanged stainless steel bALL BEARINGS no plastic sleeve bearings to wear out. Heavy duty 16 gauge welded steel frame, powder coated to be scratch and corrosion resistant. Heavy duty motor with automatic thermo overload protection - intended for continuous use. Rubber coated 1/2" diameter steel rollers. Commercial grade plastic barrel that seals to be water and air tight, tapered neck for easy loading and unloading.
BrandMJR #ad
ManufacturerMJR Tumblers #ad
Weight35 Pounds
Part NumberMJR15p

2. MJR Tumblers

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Most Versatile Run 19 Dif Barrel Combinations, MJR Tumblers 20 LB Rock Tumbler Awarded Best High End

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MJR Tumblers #ad - Commercial grade plastic barrel that seals to be water and air tight, tapered neck for easy loading and unloading. Industrial duty flanged stainless steel bALL BEARINGS no plastic sleeve bearings to wear out. Rubber coated 1/2" diameter steel rollers. Heavy duty 16 gauge welded steel frame, powder coated to be scratch and corrosion resistant. Heavy duty motor with automatic thermo overload protection - intended for continuous use.
BrandMJR Tumblers #ad
ManufacturerMJR Tumblers #ad
Height9 Inches
Length22 Inches
Weight35 Pounds
Width8 Inches
Part NumberMJR20pkit
Warranty2 year

3. MJR Tumblers

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1 Gallon Tumbler Barrel, MJR Tumblers 15 lb

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MJR Tumblers #ad - For wet or Dry Use. Rock tumbler Barrel. Cap seals for a Water and Air Tight Seal. 15 lb, 1 gallon Tumbler Barrel.
BrandMJR Tumblers #ad
ManufacturerMJR Tumblers #ad
Weight8 Pounds
Part NumberMJR15pbarrel

4. MJR Tumblers

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Versatile Run 19 Barrel Combinations, 15 LB Rock Tumbler

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MJR Tumblers #ad - Rubber coated 1/2" diameter steel rollers. Heavy duty 16 gauge welded steel frame, powder coated to be scratch and corrosion resistant. Commercial grade plastic barrel that seals to be water and air tight, tapered neck for easy loading and unloading. Heavy duty motor with automatic thermo overload protection - intended for continuous use. Industrial duty flanged stainless steel bALL BEARINGS no plastic sleeve bearings to wear out.
BrandMJR Tumblers #ad
ManufacturerMJR Tumblers #ad
Weight35 Pounds
Part NumberMJR15pkit

5. MJR Tumblers

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Most Versatile Run 19 Dif Barrel Combinations, MJR Tumblers 30 LB Rock Tumbler Awarded Best High End

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MJR Tumblers #ad - Commercial grade plastic barrel that seals to be water and air tight, tapered neck for easy loading and unloading. Heavy duty 16 gauge welded steel frame, powder coated to be scratch and corrosion resistant. Heavy duty motor with automatic thermo overload protection - intended for continuous use. Industrial duty flanged stainless steel bALL BEARINGS no plastic sleeve bearings to wear out. Rubber coated 1/2" diameter steel rollers.
BrandMJR Tumblers #ad
ManufacturerMJR Tumblers #ad
Weight35 Pounds
Part NumberMJR30pkit

6. NATIONAL GEOGRAPHIC

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Patent-Pending Rock Polisher for Kids & Adults, GemFoam Polisher, Grit, 2lb Barrel, Rocks, Platinum Series Ultra Quiet, A Great STEM Science Kit, NATIONAL GEOGRAPHIC Professional Rock Tumbling Kit

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NATIONAL GEOGRAPHIC #ad - High-quality educational toys - national geographic is proud to make the highest quality hands-on science toys, and all our products are backed by exceptional service. Patented agitate mode for less breakage - The Ultimate Rock Polisher's patented agitate mode provides even more versatility! Its gentle, back-and-forth motion reduces rock breakage when tumbling softer rocks.

If your experience is anything less than extraordinary, let us know so we can make it right for you! Professional tumbling - with its large 2-pound barrel, perfect for enthusiasts who tumble indoors, three selectable speeds; and timer with settings for days and hours, the Ultimate Tumbler delivers spectacular results with unparalleled ease of use! Quietest tumbler - the ultimate rock polisher's all-new design includes a sound-dampening cover that makes tumbling quieter than ever, or in smaller or shared spaces.

All-in-one tumbling kit - this kit has everything you need to get started, including one pound of rough rocks, a newly designed strainer, four bags of grit, five jewelry fastenings, and our exclusive GemFoam rock polisher for a brilliant finish!.
BrandNATIONAL GEOGRAPHIC #ad
ManufacturerJMW Sales, Inc. #ad
Part NumberNGULTTUMBLER

7. MJR Tumblers

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MJR Tumblers Refill Grit Kit for 15 LB Rock Tumblers Silicon Carbide Aluminum Oxide Media Polish

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MJR Tumblers #ad - 16 ounces 1 pound of 120/220 Graded Silicon Carbide Grit Step 2. 8 ounces 1/2 pound of 1200 Aluminum Oxide Polish Step 4. 8 ounces 1/2 pound of 500/600 Graded Silicon Carbide Grit Step 3. 16 ounces 1 pound of 60/90 Graded Silicon Carbide Grit Step 1.
BrandMJR Tumblers #ad
ManufacturerMJR Tumblers #ad
Weight3 Pounds
Part NumberMJR15pgk

8. MJR Tumblers

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MJR Tumblers 20 LB Rock Tumbler Awarded Best High End, Most Versatile Run 19 Dif Barrel Combinations

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MJR Tumblers #ad - Heavy duty motor with automatic thermo overload protection - intended for continuous use. Industrial duty flanged stainless steel bALL BEARINGS no plastic sleeve bearings to wear out. Rubber coated 1/2" diameter steel rollers. Heavy duty 16 gauge welded steel frame, powder coated to be scratch and corrosion resistant. Commercial grade plastic barrel that seals to be water and air tight, tapered neck for easy loading and unloading.
BrandMJR Tumblers #ad
ManufacturerMJR Tumblers #ad
Weight35 Pounds
Part NumberMJR2-10pkit

9. NATIONAL GEOGRAPHIC

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3LB Extra Large Capacity, 3LB Rough Gemstones, 4 Polishing Grits, Jewelry Fastenings, an Educational STEM Science Kit, NATIONAL GEOGRAPHIC Rock Tumbling Kit

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NATIONAL GEOGRAPHIC #ad - A tumbler that's made to last - the durable motor has time and speed control settings so you can set it, and forget it. Create your own gemstones - rock tumbling is a hugely popular hobby for kids and adults! This professional rock polisher makes it fun and easy to turn rough rocks into beautifully polished gemstones, thanks to its simple operation and durable design.

All-in-one tumbling kit - this kit has everything you need and then some! You get three pounds of rough rocks with nine different types of gemstones inside, grit, a strainer, five jewelry fastenings, and our innovative new GemFoam rock polisher. An improved, leak-proof barrel features a stainless-steel lid is 75% quieter overall than plastic tumbler barrels.

Use gemfoam for dazzling results - this rock polishing kit stands apart from others thanks to our new, reusable GemFoam rock polisher! Add GemFoam and water to the barrel after your final tumbling stage and your gems will have incredible shine! Satisfaction guaranteed – the national geographic stem series provides kids high-quality educational toys that are a whole lot of fun! If your experience is anything less than extraordinary, let us know so we can make it right for you.
BrandNATIONAL GEOGRAPHIC #ad
ManufacturerJMW Sales, Inc. #ad
Height6.7 Inches
Length12.6 Inches
Weight8.16 Pounds
Width10.25 Inches
Part NumberNGTUMBLER3LB
ModelNGTUMBLER3LB

10. Tru-square Metal Products

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Tru-square Metal Products Model B Heavy Duty 15# Rock Tumbler, THU140

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Tru-square Metal Products #ad - 115v heavy duty motor - fan-cooled with overload protection. The vendor offers a 5 year guarantee on barrel and liner. Capacity steel hexagon barrel with removable rubber liner. Extensively used by serious hobbyists, laboratories, and industry, schools, this model is the standard of hard-loading experts. Our most professional quality rotary tumbler features a 15 lb. Used for a variety of tumbling and mixing operations: polish rocks, brass, and other metals. Professional Grade Rotary Tumbler.
BrandTru-square Metal Products #ad
ManufacturerTru-square Metal Products #ad
Height11.7 Inches
Length12.9 Inches
Weight15 Pounds
Width12.9 Inches
Part NumberANTW2
ModelTHU140

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