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Deal.ai › KFFKFF › Rock Collecting and Rock Tumblers
KFFKFF
KFFKFF Rock Tumbler, 2 lb Polishing Machine

KFFKFF Rock Tumbler, 2 lb Polishing Machine

Best price now

$47.99at WalmartChecked Nov 12

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Price facts

  • Last seen at $47.99 at Walmart on Nov 12.

Our take on the KFFKFF Rock Tumbler, 2 lb Polishing Machine

The KFFKFF Rock Tumbler is a 2 lb polishing machine with a direct-drive motor, a TPU drum, and a PC noise-reducing cover. It offers four speed settings and a 1–9 day timer, making it versatile for different polishing stages. It suits beginners and hobbyists who want a quiet, belt-free tumbler. Compared with traditional belt-driven tumblers, it is quieter and easier to set up, but its 2 lb capacity is smaller than some larger models.

Best forBeginnersHobbyistsSmall batchesQuiet operation
Pros
  • Quiet operation (≤35dB)
  • Belt-free direct-drive motor
  • Adjustable 1–9 day timer
  • Four speed settings
  • Durable TPU drum
Cons
  • Small 2 lb capacity
  • Limited long-term reliability data
  • Noise cover may be flimsy

KFFKFF Rock Tumbler, 2 lb Polishing Machine prices at every store

  • WalmartNew

    In stockSold by Tools & Hardware Shop USReturns: Sold by a Walmart Marketplace seller; returns go to the seller under the seller's returns policy.

    $47.99Free shippingChecked Nov 12
    Visit Walmart

About the KFFKFF Rock Tumbler, 2 lb Polishing Machine

This 2 lb (0.91 kg) rock tumbler kit polishes rough stones to a smooth, glossy finish through a multi-step process. It has a direct-drive motor with no belts, a durable TPU drum and a PC noise-reducing cover. Noise stays at or below 35 dB.

The control panel has a timer adjustable from 1 to 9 days and four speed settings, so you can match the cycle to the stone and the polishing stage. The drum holds multiple stones at once. The sealed construction minimizes spills.

Overload protection is built in. A power interruption memory function resumes the cycle automatically, and the low-voltage system is designed for safe operation. The kit includes stones, grit, polish and jewelry-making accessories.

Model
KD-B3031
Color
Orange
Capacity
2 lb / 0.91 kg
Motor
Direct-drive, belt-free
Drum
TPU
Cover
PC noise-reducing cover
Noise level
≤35 dB
Timer
Adjustable, 1 to 9 days
Speeds
4 settings
Safety features
Overload protection, power interruption memory, low-voltage system, sealed construction
Dimensions
7.60 x 6.22 x 6.02 in (193 x 158 x 153 mm)
Without barrel
7.60 x 6.22 x 2.48 in (193 x 158 x 63 mm)
Net weight
5.18 lbs / 2.35 kg
In the box
1 rock tumbler, 1 user manual, 1 bag of assorted raw stones (1/2 lb / 450 g), 200 g reusable ceramic beads, 1 strainer, 1 hollow shaker ball, 1 single circle ring, 1 hanging cord, 1 ring display base,
Abrasives
30 g Stage 1 diamond abrasive (320#), 30 g Stage 2 diamond abrasive (600#), 30 g Stage 3 diamond abrasive (800#), 30 g Stage 4 polishing compound

Specifications

color
OrangeSource

Questions and answers

Is it good for beginners?
Yes, it is simple to use with a timer and speed settings, and the included accessories help beginners get started.
How quiet is it?
It operates at or below 35dB, which is quieter than many traditional tumblers.
What is the capacity?
The drum holds up to 2 lb (0.91 kg) of stones, suitable for small batches.
Does it come with grit?
The kit includes accessories to simplify the polishing process, but check the listing for specific contents.
Can I set it for multiple days?
Yes, the timer can be set from 1 to 9 days, allowing for unattended polishing.
Is it loud?
No, it is designed to be quiet with a noise-reducing cover and direct-drive motor.
Where is the KFFKFF Rock Tumbler, 2 lb Polishing Machine cheapest?
At Walmart, for $47.99, as of our latest check.

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