Bosch PS42-02 12V Max EC Brushless Impact Driver Kit
- Torque: 81 in-lb
- Maximum Torque: 975 in-lb
- Power Source: Battery
- Maximum Rotational Speed: 2600 rpm
Last refreshed Aug 4, 2026 · Based on the Amazon listing and published specifications, not hands-on testing.
A compact 12 volt Bosch impact tool that fits light to moderate fastening work, though torque and included accessories are not confirmed on this listing.
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ASIN: B01J4IDCMGModel: PS42-02Category: Impact Drivers & Wrenches
Overview
Bosch's PS42-02 runs on a 12 volt battery platform at 2600 RPM and weighs 2.2 pounds, sized for one handed work in Bosch's compact tool line.
Bosch's 12 volt compact tools are built around one handed use in tight spaces, and the 2.2 pound weight here fits that class. The listing does not include a seller description, so accessories, included battery capacity and chuck type beyond the core specs are not confirmed.
- 12 volt battery power source
- 2600 RPM motor speed
- 2.2 pound tool weight
- Part of Bosch's compact 12 volt line
Who it's for
Good for DIYers and pros who want a compact 12 volt impact tool for driving fasteners in tight spots. Less suited to heavy fastening jobs that call for higher voltage or higher torque tools, since torque figures are not listed.
Pros and cons
- Compact 2.2 pound weight for tight spaces
- 12 volt Bosch battery platform
- 2600 RPM motor speed
- No torque spec listed
Performance notes
At 2.2 pounds and 2600 RPM on a 12 volt platform, this sits in Bosch's compact tool class, built for control and access in tight spaces rather than maximum torque output. No torque figure is published, so heavy fastening performance is not confirmed here.
Specifications
| Brand | BOSCH |
|---|---|
| Model | PS42-02 |
| Dimensions & fit | |
| Maximum Chuck Size | 13 Millimeters |
| Item Weight | 2.2 poundslower than 64% of 184 impact drivers & wrenches |
| Item Dimensions L X W X H | 5.5 × 2.2 × 7 inches |
| Capacity & performance | |
| Maximum Rotational Speed | 2600 rpmlower than 81% of 71 impact drivers & wrenches |
| Speed | 3100 RPM |
| Number Of Speeds | 2 |
| Power & efficiency | |
| Power Source | Battery |
| Voltage | 12 voltslower than 76% of 171 impact drivers & wrenches |
| Maximum Power | 850 watts |
| Construction & materials | |
| Material Type | Blend |
| Color | Black |
| Included components | |
| Unit Count | 1 |
| Included Components | Tool Bag |
| Warranty & support | |
| Manufacturer Warranty Description | Bosch 12V Max cordless power tools and 12V Max chargers and batteries are covered by a three year limited warranty - for details,call 1-877-BOSCH99 |
| Other details | |
| Torque | 81 in-lblower than 99% of 75 impact drivers & wrenches |
| Maximum Torque | 975 in-lblower than 82% of 68 impact drivers & wrenches |
| Drill Type | Impact Driver |
| Is Electric | No |
| Item Type Name | Impact Drivers |
| Additional Features | Built-In LED Working Light, Compact |
Closest rivals on specs
Frequently asked questions
What voltage battery does the PS42-02 use?
It runs on Bosch's 12 volt platform.
How much torque does this impact tool produce?
The listing does not publish a torque figure.
How heavy is the tool?
2.2 pounds.