Thumler's Model B Rotary Tumbler vs Thumler's A-R2
Today the Thumler's A-R2 costs $198.00 less at its best price.
Thumler's Model B Rotary Tumbler
$380.00at rockshed.comObserved Nov 1, 2026, 1:55 PM
Prices and history →Thumler's A-R2
$182.00at eBayObserved Nov 1, 2026, 6:03 PM
Compare 5 stores →Specs compared
| Spec | Thumler's Model B Rotary Tumbler | Thumler's A-R2 |
|---|---|---|
| Type | Rotary rock tumbler, Heavy-duty rotary tumbler | Rotary Rock Tumbler |
| Included Components | Steel hex barrel with removable rubber liner | Two rubber tumbling barrels, One model A-R2 #11… |
| Included Instructions | Yes (general tumbling) | Yes, Instruction booklet "A Guide for Rock Poli… |
| Safety Features | Thermally protected motor, Metal lid and rubber… | Overload protected motor |
| Interactive Elements | Working rock tumbler | Rotary tumbler |
| Durability | Powder coat paint resists chipping and rusting | Overload protected motor, Fan cooled motor |
| Target Users | Schools, Industry, Laboratories | Serious hobbyists, Beginners, Experts, Industry… |
| Power Source | Electric | Electric (110V, 60Hz) |