Ingersoll Rand 2920B9 Heavy Duty Air Impact Wrench combines a 3/4" square drive with 5,000 RPM free speed and up to 550 ft-lbs of maximum torque for substantial fastening and removal work. Its 3/4" drive size supports compatible impact-rated sockets used in industrial maintenance, machinery service, fleet repair, and other applications involving larger threaded fasteners.
For technicians who need more drive capacity than smaller pneumatic impact wrenches provide, the 2920B9 offers a practical balance of socket size, speed, and torque output. The 5,000 RPM free speed supports efficient fastener rundown, while the 550 ft-lbs maximum torque rating provides the output needed for medium-to-large fastening tasks within the tool's operating range.
Type: Air Impact Wrench | Model: 2920B9 | Drive Size: 3/4" | Drive Type: Square | Free Speed: 5,000 RPM | Maximum Torque: 550 ft-lbs
Features:
- 3/4" square drive accepts compatible impact-rated sockets for larger fastening applications.
- 550 ft-lbs maximum torque provides useful output for tightening and removing substantial threaded fasteners.
- 5,000 RPM free speed supports efficient fastener rundown during pneumatic bolting operations.
- Impact operation delivers repeated rotational force as fastener resistance increases.
- Pneumatic power suits maintenance and repair environments equipped with an appropriately sized compressed-air system.

Tech Tip: To increase tool performance, extend tool life, and lessen repair costs, use it with a Filter-Regulator-Lubricator FRL)
Applications:
- Industrial maintenance and MRO: tightening and removing larger fasteners on machinery and mechanical assemblies.
- Fleet and equipment service: handling 3/4" drive fastening tasks on commercial vehicles and service equipment.
- Machinery repair: working with threaded connections that require more socket capacity than smaller impact tools provide.
- Manufacturing support: performing recurring pneumatic fastening tasks involving medium-to-large bolted assemblies.
- Field maintenance: supporting service work where compatible impact sockets and an adequate compressed-air supply are available.
FAQs:
- Q: What drive size does the Ingersoll Rand 2920B9 use?
A: The 2920B9 uses a 3/4" square drive and should be paired with compatible 3/4" drive impact-rated sockets. - Q: What is the maximum torque rating of the 2920B9?
A: The supplied manufacturer catalog information identifies the tool with a maximum torque rating of 550 ft-lbs. - Q: What does the 5,000 RPM specification mean?
A: The 5,000 RPM figure is the listed free speed, which refers to the tool's rotational speed while operating without a fastening load. - Q: Can standard hand sockets be used with this impact wrench?
A: Use 3/4" drive sockets specifically rated for impact wrench operation. Standard hand-tool sockets are not intended for repeated impact loading. - Q: What should be checked before selecting the 2920B9?
A: Confirm that the 3/4" square drive matches the required impact tooling and that the available compressed-air system is appropriately sized for the 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) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 3/4" | |||||||||||||
| 2920B1 | 3/4" Square |
Trigger Inside |
Thru-Hole | D-Handle | 5000 | 950 | 1100 (1492) |
250-800 (339-1085) |
13.19 (5.98) |
12.5 (318) |
1.91 (49) |
36 (1020) |
19.9 (6.6) |
| 2920B9 | 3/4" Square |
Trigger Inside |
Thru-Hole at 90° |
D-Handle | 5000 | 950 | 550 (746) |
125-400 (170-542) |
23.69 (10.75) |
17.5 (445) |
1.31 (33) |
36 (1020) |
19.9 (6.6) |
Ingersoll Rand 1702P1 Impact Wrench Parts List
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For help choosing the correct Ingersoll Rand Impact Wrenches, please call (800) 608-5210 or email info@intlairtool.com
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For more information go to www.P65Warnings.ca.gov
