Rebel 17 Rock Tumbler - Durable 17lb Capacity Quiet Tumbler

In this review of the Rebel 17 Rock Tumbler the bottom line is simple: this unit is for hobbyists and small-scale lapidary users who want a heavy-duty, quiet machine that handles large loads. The Rebel 17 stands out for its large 17lb capacity hexagon drum and slow 20rpm rotation, which together make it well suited for cleaning and polishing bigger stones while minimizing wear. Our review found the build quality and practical features like the removable rubber liner and fan cooled motor to be the single biggest reasons to buy for users who need durability and low noise during multi-hour runs.

Key Features

• 17lb capacity stainless drum: The large hexagon drum gives plenty of space to tumble larger rocks and batches without overcrowding, improving polish consistency.
• Removable rubber liner: The thick rubber liner cushions material and prevents metal-on-rock contact, reducing chipping during extended runs.
• Fan cooled motor: The low speed, fan cooled motor is designed specifically for rock tumbling and helps the unit run cooler on long jobs.
• Heavy duty powder coating: High strength coating inside and out protects the drum and base from wear and makes the unit easier to clean.
• Quiet, low speed drive: Running at 20rpm with sealed bearings and larger shafts, the tumbler operates quietly compared with high speed models.
• Durable mechanical parts: Thick 1/2' solid shafts, heavy duty sealed ball bearings and a longer lasting drive belt reduce maintenance frequency.

Who It's For

The Rebel 17 is aimed at amateur lapidary hobbyists, rock clubs, and educational programs that need a robust, quiet tumbler capable of handling larger stones and heavier batches. Its combination of a slow 20rpm drum and a 17lb capacity makes it particularly useful for users focused on consistent polishing and who run the machine for extended periods.

Those who should look elsewhere include buyers who need a very small benchtop unit for occasional single small stones or users who require a completely commercial production system; this model balances durability and capacity rather than ultra-compact convenience or industrial throughput.

Pros & Cons

Pros

• Large 17lb drum capacity lets you tumble bigger stones and larger batches in each run.
• Quiet, low speed 20rpm motor with fan cooling reduces noise and heat on long cycles.
• Solid mechanical build with powder coating, thick shafts and sealed bearings improves longevity.
• Removable rubber liner and easy on/off nylon lid knobs make setup and cleanup straightforward.

Cons

• Some users report early failures, so occasional quality control issues appear possible despite the three year unit warranty.
• The unit is bulkier than compact hobby tumblers and may be overkill for casual single-stone projects.

Specifications

Brand	Extreme Tumblers
Drum capacity	17lb (excludes drum weight)
Drum material	Stainless steel hexagon drum with rubber liner
Motor	Fan cooled, low speed motor running at 20rpm
Construction	Heavy duty powder coating, seam welded base
Shafts and bearings	1/2' solid shafts with sealed ball bearings
Warranty	3 year unit, 1 year motor

Our Verdict

The Rebel 17 Rock Tumbler is a strong value for hobbyists and educational users who need a durable, quiet machine capable of handling larger loads. With a 17lb drum, low speed 20rpm motor, and rugged mechanical parts, it delivers consistent polishing and fewer interruptions for maintenance. The generous warranty further supports its value, though occasional early failures have been reported so inspect on arrival.

Frequently Asked Questions

Will the tumbler handle large stones?
The 17lb capacity and hexagon drum are designed to accommodate larger stones and bigger batches, making it suitable for medium size pieces.

How loud is the unit in operation?
The Rebel 17 uses a low speed 20rpm motor and sealed bearings, so it runs relatively quietly compared with high speed tumblers.

What warranty does it have?
The unit includes a 3 year warranty on the unit and a 1 year warranty on the motor.