Description
The Advwin Rock Tumbler Polisher Kit transforms rough stones into gleaming treasures.It offers nine speed levels and a 9-day timer for precise grit stages. Engineered for quiet operation, it’s ideal for home and classroom. Encourage Australian kids to explore geology, develop patience, and ignite a lifelong passion for STEM.
Features:
- Complete Rock Tumbler Polisher Kit: Includes 12V 1A adapter and quiet barrel for safe, durable polishing of gemstones and rocks.
- Adjustable 9 Speed Settings: From gentle to rapid polishing, tailor RPM (0-1020±10% Rpm) to each stone’s hardness.
- Up to 9-Day Timer: Accurate digital timer for hands-off tumbling—perfect for multi-step grit polishing.
- Whisper-Quiet Operation: The rock tumbler is low noise lets kids learn without distraction.
- STEM Learning & Patience Training: Cultivates curiosity, fine motor skills and perseverance through hands-on geology experiments.
Features:
Fast spinning
Low noise
9-day timer
9 speeds
Cultivate children’s interests
Specifications:
Colour: Green
Product Material: ABS
Power: 8W
Noise:<70dB
No-load Speed: 1020±10%Rpm
Timer: 9 day
Speed: 9 Step
Products include:
1 x Professional Rock Tumbler Kit
3 x Belt
1 x Various Rocks
1 x User Manual
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