Ingersoll Rand 3942B2Ti Super Duty Air Impact Wrench is designed for demanding industrial bolting applications requiring high torque output and 1" drive compatibility. Featuring a 1" drive size, 5,000 RPM free speed, and up to 3,250 ft-lbs of maximum torque, this pneumatic impact wrench provides the capacity needed for large threaded fasteners, heavy equipment service, and substantial mechanical assemblies.
The 3942B2Ti provides a high-output solution for technicians who require greater torque capability than standard impact wrench platforms. Its 3,250 ft-lbs maximum torque rating supports demanding fastening and removal operations, while the 5,000 RPM free speed helps improve fastener rundown efficiency before the impact mechanism delivers working torque under load.
Type: Super Duty Air Impact Wrench | Model: 3942B2Ti | Drive Size: 1" | Free Speed: 5,000 RPM | Maximum Torque: 3,250 ft-lbs
Features:
- 1" drive size supports compatible impact-rated sockets for large industrial fastening applications.
- 3,250 ft-lbs maximum torque provides high output for demanding large-fastener tightening and removal work.
- 5,000 RPM free speed supports efficient fastener rundown during pneumatic bolting operations.
- Pneumatic impact operation delivers repeated rotational force for heavy-duty bolting tasks.
- High torque capacity makes the tool suitable for large threaded connections requiring substantial fastening capability.
- Designed for applications where a high-output 1" drive impact wrench is required.

Tech Tip: To increase tool performance, extend tool life, and lessen repair costs, use it with a Filter-Regulator-Lubricator FRL)
Applications:
- Heavy equipment maintenance: tightening and removing large fasteners on machinery and equipment assemblies.
- Industrial MRO: supporting repair and maintenance operations involving substantial bolted connections.
- Machinery service: handling high-torque fastening tasks on large mechanical systems.
- Manufacturing maintenance: performing pneumatic fastening and removal work requiring high torque output.
- Field service operations: working with large fasteners where compatible 1" drive tooling and adequate compressed air are available.
FAQs:
- Q: What drive size does the Ingersoll Rand 3942B2Ti use?
A: The 3942B2Ti is specified with a 1" drive size. Use compatible 1" drive impact-rated sockets selected for the application. - Q: What is the maximum torque rating of the 3942B2Ti?
A: The supplied manufacturer catalog information lists the 3942B2Ti with a maximum torque rating of 3,250 ft-lbs. - Q: What does the 5,000 RPM specification represent?
A: The 5,000 RPM figure is the listed free speed of the impact wrench when operating without a fastening load. - Q: Can standard sockets be used with this impact wrench?
A: Use only compatible 1" drive impact-rated sockets. Standard hand-tool sockets are not designed for repeated pneumatic impact loading. - Q: What should be considered before selecting the 3942B2Ti?
A: Verify that the 1" drive size matches the required tooling and that the available compressed-air system can support the tool requirements for the intended application.

| SKU | Description | Actuation | Details | Handle | rpm | bpm | ft-lb (Nm) | ft-lb (Nm) | lb (kg) | in (mm) | in (mm) | cfm (l/s) | m/s² (K²) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1" - No. 5 | |||||||||||||
| 3942A2Ti | 1" Square | Outside Trigger | Thru-Hole | D-Handle | 5000 | 850 | 3250 (4406) | 1000-2100 (1356-2848) | 22.6 (10.5) | 14.3 (362) | 2.3 (59) | 95 (2690) | 16.9 (4.6) |
| 3942B2Ti | 1" Square | Inside Trigger | Thru-Hole | D-Handle | 5000 | 850 | 3250 (4406) | 1000-2100 (1356-2848) | 22.6 (10.5) | 14.3 (362) | 2.3 (59) | 95 (2690) | 16.9 (4.6) |
| 3942B2TiEX | 1" Square | Inside Trigger | Thru-Hole | D-Handle | 5000 | 850 | 3250 (4406) | 1000-2100 (1356-2848) | 22.6 (10.5) | 14.3 (362) | 2.3 (59) | 95 (2690) | 16.9 (4.6) |
| 3942A1TI | No. 5 Spline | Outside Trigger | Thru-Hole | D-Handle | 5000 | 850 | 3250 (4406) | 1000-2100 (1356-2848) | 22.6 (10.5) | 14.3 (362) | 2.3 (59) | 95 (2690) | 16.9 (4.6) |
| 3942B1Ti | No. 5 Spline | Inside Trigger | Thru-Hole | D-Handle | 5000 | 850 | 3250 (4406) | 1000-2100 (1356-2848) | 22.6 (10.5) | 14.3 (362) | 2.3 (59) | 95 (2690) | 16.9 (4.6) |
Ingersoll Rand 3942B2Ti Impact Wrench Parts List
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For help choosing the correct Ingersoll Rand Air Impact Wrenches, please call (800) 608-5210 or email info@intlairtool.com
warning WARNING: This or other products sold on this website may expose you to chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.
For more information go to www.P65Warnings.ca.gov
