
When a 1/2" impact wrench needs high breakaway force without excessive tool weight, the AIRCAT 1125 1/2" Composite Impact Wrench gives technicians a strong pneumatic option for automotive, fleet, and shop maintenance work. Its 1,000 ft-lbs maximum torque supports suspension, brake, drivetrain, underbody, and equipment fasteners, while 1,250 ft-lbs of loosening torque helps break stubborn or corroded hardware free before run-down. The 8,500 RPM free speed keeps repeated fastening jobs moving, and the 1/2" square drive fits the common impact-rated sockets used throughout repair bays, tire shops, and MRO benches.
The 1125 uses a hard-hitting twin hammer mechanism (an impact design that delivers two balanced blows per rotation for steady power transfer), giving the tool strong removal capability in a compact 1/2" drive body. At only 3.80 lbs. and 7.10" long, it offers a useful power-to-weight combination for technicians who handle impact tools throughout the day. AIRCAT's patented quiet tuned exhaust keeps sound output to 87 dBA, while the patented flip-lever forward/reverse control allows fast directional changes during removal, installation, and fastener run-down work.
Type: Composite Impact Wrench | Model: 1125 | Drive Size: 1/2" Square Drive | Free Speed: 8,500 RPM | Bolt Capacity: 9/16" | Impacts Per Minute: 1,600 IPM | Max Torque: 1,000 ft-lbs | Loosening Torque: 1,250 ft-lbs | Weight: 3.80 lbs. | Length: 7.10" | Air Consumption: 8 CFM | Recommended Hose Size: 3/8" | Air Inlet: 1/4" NPT/BSP | Noise Level: 87 dBA | Vibration: 4.2 m/sec²
Features:
- Provides 1,000 ft-lbs of maximum torque and 1,250 ft-lbs of loosening torque for automotive, fleet, and maintenance fastening work.
- Hard-hitting twin hammer mechanism supports strong, balanced impact output during repeated fastener removal and installation.
- Durable composite housing helps keep tool weight down while supporting regular shop use.
- Patented handle shape supports controlled grip and handling during service work.
- Patented quiet tuned exhaust reduces operating noise to 87 dBA.
- Patented easy-operation flip lever allows quick forward and reverse changes during bolt removal and run-down.
- Light 3.80 lb. body helps reduce fatigue during frequent use compared with heavier impact wrenches in the same drive class.
Applications:
- Automotive repair: Removing and installing suspension bolts, brake hardware, axle components, underbody fasteners, brackets, and drivetrain hardware within the tool's torque range.
- Fleet maintenance: Servicing pickups, vans, trailers, service panels, guards, chassis hardware, mounts, and shop vehicles that use common 1/2" drive impact sockets.
- Tire and wheel service: Removing passenger-vehicle and light-truck lug nuts when fastener condition and torque requirements are within the tool's capability.
- Industrial maintenance and MRO: Running down and removing bolts on machinery covers, fixtures, equipment frames, access plates, and repair bench assemblies.
- DIY garage and restoration work: Useful for experienced home mechanics working on rusted hardware, suspension repairs, drivetrain service, and restoration projects with a properly sized air supply.
FAQs:
- Q: What is the AIRCAT 1125 best used for?
A: The AIRCAT 1125 is best used for 1/2" drive automotive, fleet, and maintenance fastening where the job needs strong loosening torque in a relatively light pneumatic impact wrench. It is a strong fit for suspension work, brake hardware, drivetrain fasteners, wheel-area service, equipment panels, and general repair tasks. - Q: What is the difference between max torque and loosening torque?
A: Maximum torque is the tool's headline output rating, while loosening torque is the breakaway force available for removing tightened or stuck fasteners. AIRCAT lists this model at 1,000 ft-lbs maximum torque and 1,250 ft-lbs loosening torque. - Q: What air hose size should I use with the AIRCAT 1125?
A: AIRCAT lists a 3/8" recommended hose size for this model. Using the recommended hose helps maintain airflow so the tool can deliver proper speed and torque under load. - Q: Can I use chrome hand sockets with this impact wrench?
A: No. Use impact-rated 1/2" drive sockets only. Chrome hand sockets are not built for repeated impact loads and can crack or fail when used with a pneumatic impact wrench. - Q: Can the AIRCAT 1125 be used for lug nuts?
A: Yes, the 1125 can be used for many passenger-vehicle and light-truck lug nut removal jobs when the fastener condition and torque requirement are within the tool's capability. Final tightening should always be completed with a calibrated torque wrench rather than the impact wrench alone.
For help choosing the correct Aircat Pneumatic Tools, please call (800) 608-5210 or email info@intlairtool.com
- Type
- Composite Impact Wrench
- RPM
- 8500
- Bolt Capacity (in.)
- 9/16
- Drive Type
- Square Drive
- Drive Size (in.)
- 1/2
- Impacts Per Minute
- 1600
- Max Torque (ft-lbs)
- 1000
- Air Consumption (CFM)
- 8
- Recom. Hose Size (in.)
- 3/8
- Air Inlet
- 1/4"