Cordless CJBS-950N.m Impact
- Impact
- 21 volts
A 21 volt cordless impact driver with a solid 4.4 star track record, though buyers should confirm battery inclusion and torque specs directly before ordering.
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How it ranks among the 284 impacts we track
4.4★ across 35 Amazon ratings, Bayesian-smoothed toward the category average.
35 Amazon ratings, weighted on a log scale so huge counts don't drown everything.
200+ bought on Amazon last month.
Brand identity, imagery, description and spec coverage.
The ProductDome score is separate from the Amazon rating shown above: it combines the Bayesian-smoothed Amazon rating with evidence volume, tracked demand, and data quality across the 284 impacts we track - how the scorecard works · full impacts data report. Confidence: medium - useful but incomplete evidence.Last refreshed Aug 4, 2026. Data-computed, not a hands-on test. Compiled by the ProductDome Research Team.
Overview
The CJBS-950N.m is a cordless impact driver built on a 21 volt battery platform, aimed at buyers who need power for driving fasteners without a cord. It has drawn a 4.4 star average across 35 ratings and about 200 purchases in the past month.
Impact drivers in this power class trade finesse for torque, snapping fasteners home fast rather than sinking them gently. Beyond the voltage figure, the listing does not break out chuck type, torque output or battery inclusion, so treat this as a starting point rather than a full spec check.
- 21 volt cordless power source
- 4.4 out of 5 stars from 35 ratings
- Roughly 200 units bought last month
- Listed under the Tools impact drivers category
Who it's for
Suited to someone assembling a cordless tool collection around a 21 volt battery system, or replacing a worn impact driver for home projects. Not the pick for a buyer who needs a documented torque rating or brushless motor confirmed before purchase.
Strengths and trade-offs
Drawn from this product's published specifications.
- Runs on a common 21 volt battery platform
- 4.4 star rating across 35 buyers
- About 200 bought in the past month
- Torque and chuck specs are not listed
- Unclear if battery or charger is included
Performance notes
Impact drivers like this deliver rotational force in rapid bursts rather than constant torque, which is what lets them drive long screws without stalling. Real-world output depends on battery amp hours and motor design, neither of which is listed here, so performance will vary with whatever battery pack is paired to it.
Specifications
| Brand | Cordless |
|---|---|
| Model | CJBS-950N.m |
| Voltage | 21 volts |
Other Cordless impacts
How it compares
This product against the closest alternatives we track in impacts.
| Product | Amazon rating | Ratings | ProductDome score |
|---|---|---|---|
| Cordless CJBS-950N.m ImpactThis product | 4.4 / 5 | 35 | 3.7 / 5 |
| DEWALT DCF845B ImpactDeWALT | 4.7 / 5 | 12,700 | 4.5 / 5 |
| Milwaukee 2457-20 ImpactMILWAUKEE | 4.6 / 5 | 8,078 | 4.5 / 5 |
| GEARWRENCH 81270 ImpactGEARWRENCH | 4.7 / 5 | 4,983 | 4.4 / 5 |
| AOBEN AB7331T ImpactAOBEN | 4.4 / 5 | 10,707 | 4.4 / 5 |
Similar impacts from other brands
Questions about the Cordless CJBS-950N.m
Common buyer questions answered straight from the product spec data - no fluff, no "it depends".
What voltage battery does the Cordless CJBS-950N.m use?
It runs on a 21 volt battery platform.
How is the CJBS-950N.m rated by buyers?
It holds a 4.4 star average across 35 ratings, with about 200 units purchased in the past month.