1/4-Inch MDF1020 Impact
- Impact
- 5 amps
- Battery
- 2.4 pounds
- Better rated than 62%
A lightweight 20V impact driver built for repeated fastening rather than drilling, with a quick-change 1/4 inch hex chuck for fast bit swaps.
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How it ranks among the 284 impacts we track
4.7★ across 67 Amazon ratings, Bayesian-smoothed toward the category average.
67 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
Running on a 20 volt battery, the MDF1020 is an impact driver with a 1/4 inch hex chuck for quick bit changes. It spins up to 3,500 RPM and weighs 2.4 pounds, suited to driving screws and fasteners in wood, metal or drywall around the home or job site.
This is a driver, not a drill, so its strength is spinning fasteners fast rather than boring holes. The 1/4 inch hex chuck accepts standard impact-rated bits and swaps without a key. At 2.4 pounds it sits on the lighter end for a 20V tool, which matters for overhead or repetitive fastening work.
- 20-volt DC battery power
- 5 amp motor
- 3,500 RPM maximum speed
- 1/4 inch hex chuck
Who it's for
Suits anyone assembling furniture, decking or drywall who wants a lightweight driver that keeps up with repeated fastening. Less useful for masonry or hole-boring tasks that call for a hammer drill.
Strengths and trade-offs
Drawn from this product's published specifications.
- Lightweight at 2.4 pounds
- Quick-change 1/4 inch hex chuck
- High 3,500 RPM top speed
- No torque rating listed
- Battery and charger inclusion unclear
Performance notes
The 5 amp motor and 3,500 RPM top speed point to a tool tuned for driving speed rather than raw torque, since no torque rating is listed. Battery power at 20 volts DC puts it on a common cordless platform. The 1/4 inch hex chuck takes standard impact bits without extra tools.
Specifications
| Brand | 1/4-Inch |
|---|---|
| Model | MDF1020 |
| Amperage | 5 amps |
| Power Source | Battery |
| Item Weight | 2.4 pounds |
| Voltage | 20 volts |
| Speed | 3500 rpm |
How it compares
This product against the closest alternatives we track in impacts.
| Product | Amazon rating | Ratings | ProductDome score |
|---|---|---|---|
| 1/4-Inch MDF1020 ImpactThis product | 4.7 / 5 | 67 | 4.0 / 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 |
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Questions about the 1/4-Inch MDF1020
Common buyer questions answered straight from the product spec data - no fluff, no "it depends".
What chuck size does the MDF1020 use?
It has a 1/4 inch hex chuck for quick-change impact bits.
How fast does the MDF1020 impact driver run?
Up to 3,500 RPM, according to its listed specs.
How much does the MDF1020 weigh?
2.4 pounds, which is light for a 20 volt driver.