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Rock Tumblers

48 rock tumblers from Blue Marble, KomeStone, AtoRock and more.

Recommended Rock Tumblers

AtoRock

Black

+22 lb extra-large barrel for big batches
+Brushless motor with real-time motor monitoring
+Professional kit designed for high-volume tumbling
−Large barrel takes up more bench space
No price recorded yet.
Bryte

Green

+Three speed settings for adjustable tumbling
+Nine-day timer for unattended operation
+Direct-drive motor with cooling and quiet operation
−Medium size limits how much one batch can hold
No price recorded yet.
KomeStone

Blue

+Large 7 lb double barrel for big batches
+Brushless motor designed for quiet operation
+Professional polisher kit for adult use
−Heavy 7 lb capacity makes the unit bulkier to move
No price recorded yet.
MJR Tumblers
+Heavy duty build for large batches
+25 lb capacity for high-volume polishing
+Professional-style rock polishing kit
−Heavy machine at this capacity for moving between spots
No price recorded yet.
National Geographic

Multicolor

+Noise-reduced barrel for quieter tumbling
+Includes 2.5 lb of rough gemstones to start tumbling
+Bundle suits kids and adult beginners
−Smaller 2.5 lb barrel capacity than larger tumblers
No price recorded yet.
Rockhound's First Choice

Red

+Includes 8 oz of African Red Tiger Eye rough for tumbling
+Rough stones are a ready starting batch for a tumbling project
+Sold as a refill kit to add material to a tumbler
−Only 8 oz of rough, which yields a small batch per run
No price recorded yet.
Thames & Kosmos
+Includes 1 lb of natural rock for tumbling
+Covers rose quartz and aventurine among the stones
+Suits a geology set for exploring different rock types
−Only 1 lb of rough for tumbling
No price recorded yet.
WireJewelry
+Includes 1.5 lb of Asia stone mix for tumbling
+Comes with a 4-step abrasive grit and polish batch
+Covers a full tumbling cycle from grit to polish
−Refill kit only, no tumbler included
No price recorded yet.
Blue Marble

Multicolor

+Leak-proof rubber barrel for mess-free tumbling
+Comes with 1/2 lb of rough gemstones
+Multicolor design suited to kids and adults
−Small 0.5 lb barrel limits how many rocks fit
No price recorded yet.
Rockhound's First Choice

Blue

+Includes 8 oz of African Blue Tiger Eye rough for tumbling
+Rough stones are a ready starting batch for a tumbling project
+Sold as a refill kit to add material to a tumbler
−Only 8 oz of rough, which yields a small batch per run
No price recorded yet.
Thumler's Tumbler

Red

+Heavy duty build with a metal body for steady use
+Rated at 15 pounds, a capacity suited to larger rock loads
+Metal construction for durability over repeated tumbling cycles
−Heavy metal body makes it harder to move or store
No price recorded yet.
MJR Tumblers
+Six-stage grit kit for multi-step polishing
+Includes 12,000 grit sub-micron aluminum oxide polish
+25 lb listed capacity for larger batches
No price recorded yet.
AtoRock

Black

+Brushless motor listed in the product name
+Rubber barrel with a durable metal base
+4 lb capacity for medium-sized batches
No price recorded yet.
AliKids

Black

+Pack of five replacement belts for a rock tumbler
+Fits 1.5 to 3.6 lb professional rock tumblers
+Black belts for replacing worn drive belts
No price recorded yet.
AtoRock

Black

+Extra large 4 lb capacity barrel for bigger batches
+Rubber material for a replacement barrel
+Durable leak-proof lid included with the barrel
No price recorded yet.
AtoRock

Black

+Rubber lid made for rock tumblers
+Compatible with the A3 rock tumbler
+Replacement lid for a rock tumbler barrel
No price recorded yet.
KoolStone
+Brushless motor with 40,000 hour motor life listed
+Rubber barrel with a 2.5 lb capacity
+Rotary polisher designed for hobbyists
No price recorded yet.
KoolStone
+Dual barrel design with 7 lb total capacity
+Brushless motor with noise-reducing cover
+Quiet operation from the noise-reducing cover
No price recorded yet.
Extreme Tumblers

Black

+Large 17 lb capacity for batch tumbling
+Runs at 20 RPM rotary speed
+Operates on standard 115V power
No price recorded yet.
HopeRock

Orange

+Noise reduction cover for quieter operation
+Three speed settings for different tumbling stages
+Ultra quiet design suits home use
No price recorded yet.
KomeStone
+Brushless motor for a quieter tumbler
+Heavy-duty metal base for stability
+Three speed settings for different tumbling stages
No price recorded yet.
KomeStone

Blue

+Brushless motor runs 75% quieter than standard tumblers
+Holds 2.5 lb of material per barrel
+Professional rock tumbler kit for adult use
No price recorded yet.
KomeStone
+Ultra quiet brushless motor for rock polishing
+Holds 3 lb of material per barrel
+Professional rock tumbler kit for adults
No price recorded yet.
KomeStone

Black

+Five belts in one pack for spares
+Rubber belts described as durable and flexible
+Black belts for replacing worn drive belts
No price recorded yet.
KoolStone
+Large 3 lb capacity for bigger batches
+Professional-style rock tumbler kit
+Noise reduced by up to six times
No price recorded yet.
KoolStone

Black

+Large 2.5 lb capacity for bigger batches
+Includes 4 lb of grit and polish refill media
+Complete kit with media included
No price recorded yet.
MJR Tumblers
+15 lb barrel for large polishing batches
+Replacement barrel for rock tumbler machines
+Rubber barrel for stone polishing
No price recorded yet.
MJR Tumblers

Black

+Premium grit kit for stone polishing
+12,000 grit sub-micron aluminum oxide polish
+35 lb quantity for extended polishing runs
No price recorded yet.

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Spec scores, pros and cons, and prices are explained in the How it works section of the About page.