1Set For 18650/21700 Lithium Battery Solder Joint Grinding Polishing Tools Kit High-Efficiency Grinding Tools Grinding Sleeve
Quick answer
Is $3.49 a good price for 1Set For 18650/21700 Lithium Battery Solder Joint Grinding Polishing…?
It is the usual price, not a deal: $3.49 is in line with the typical price of $3.49 that DipScout measured over the last 14 days. It is the lowest in 21 days, but it has held this price since Nov 2, 2026.
$3.49
Today it costs $3.49 on AliExpress. Since Oct 22, 2026, when we started tracking it, it ranged from $3.49 to $3.85. It's the lowest price in 21 days, but it has been at this value since Nov 2, 2026; by our price history that is already the normal price, not a sale.
No drop compared with what we observed over the last 14 days. The store advertises "was $8.12", but that is the store's own claim; we only state discounts our price history proves.
View on AliExpressThe price above is the last recorded reading, not a live checkout lookup.
Price history
Last reading$3.49on Nov 7
Lowest$3.49Nov 2 to Nov 7
Highest$3.85Oct 23 to Nov 2
Tracked since Oct 22 · 2 changesHover over the chart to see each price.Tap the chart to see each price.
See every price change
| When | Price | Change |
|---|---|---|
| Nov 2, 08:09 UTC | $3.49 | −9% |
| Oct 23, 08:12 UTC | $3.85 | +0.8% |
| Oct 22, 20:38 UTC | $3.82 | start |
| Store | Shop1105459003 Store |
|---|---|
| Positive feedback (AliExpress) | — |
| AliExpress category | Tools › Abrasive Tools & Abrasives |
| Sold | 24 |
| Recorded readings | 3 |
| First seen | |
| Last reading |
Also sold by 11 other stores
Same title and category on AliExpress, cheapest first. Each store has its own price and history; check the variant and shipping.
| TOPLY Store · Ships from US | $2.99 · 575 sold |
|---|---|
| Piuae Store · Ships from US | $2.99 · 11 sold |
| TOPLY Store | $2.99 · 580 sold |
| Piuae Store | $2.99 · 11 sold |
| for LOHAS Store | $3.39 · 6 sold |
| for LOHAS Store · Ships from US | $3.39 · 6 sold |
| Shop1105459003 Store · Ships from US | $3.49 · 24 sold |
| Shop1105459003 Store · Ships from US | $3.49 · 14 sold |