20V LD7339 Impact
- Impact
- 20 volts
- More reviewed than 56%
A budget 20 volt impact driver with a track record of steady sales, though the listing gives almost nothing beyond battery voltage to judge it on.
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How it ranks among the 284 impacts we track
4.4★ across 483 Amazon ratings, Bayesian-smoothed toward the category average.
483 Amazon ratings, weighted on a log scale so huge counts don't drown everything.
100+ 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 LD7339 is a 20 volt cordless impact driver sold under the generic 20V brand name. Listed specs stop at battery voltage, so torque, RPM and chuck type are not documented here.
This tool sits in the crowded 20 volt cordless impact category without a recognized brand name attached to back it up. Buyers have left 483 ratings at a 4.4 average, which points to steady real world use even without marketing behind it, but the published spec sheet only confirms the battery platform.
- 20 volt cordless power source
- 4.4 average rating from 483 reviews
- About 100 bought in the past month
- Category: cordless impact drivers
Who it's for
Fits someone who already owns 20 volt batteries from a compatible platform and wants a low cost impact driver as a spare or occasional-use tool. Not the pick for a buyer who needs documented torque or speed figures before purchase.
Strengths and trade-offs
Drawn from this product's published specifications.
- Runs on common 20 volt battery platform
- Nearly 500 buyer ratings at 4.4 average
- Steady recent purchase volume
- No torque or RPM spec listed
- Brand has no independent track record
- Chuck type and included accessories unclear
Performance notes
Impact drivers in this voltage class typically deliver torque in short rotational bursts rather than steady force, which is what makes them useful for driving long fasteners without stalling. Without a published torque or RPM figure for the LD7339, actual output relative to name brand 20 volt drivers cannot be confirmed from this listing.
Specifications
| Brand | 20V |
|---|---|
| Model | LD7339 |
| Voltage | 20 volts |
Other 20V impacts
How it compares
This product against the closest alternatives we track in impacts.
| Product | Amazon rating | Ratings | ProductDome score |
|---|---|---|---|
| 20V LD7339 ImpactThis product | 4.4 / 5 | 483 | 3.9 / 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 20V LD7339
Common buyer questions answered straight from the product spec data - no fluff, no "it depends".
What voltage battery does the LD7339 use?
It runs on a 20 volt battery platform.
Does the listing specify torque output?
No, the available spec data covers battery voltage only.
Is 20V a recognized tool brand?
It is sold under a generic 20V brand name without a broader product history attached to this listing.