Nuron
SIW 4R-22 3/8” Right-angle impact wrench
SIW 4R-22 right angle impact wrench #2349981
Compact, cordless right-angled impact wrench for reaching tough to access applications
- Anvil type: 3/8" anvil
- Maximum torque: 27.29 ft-lbs (1); 78.18 ft-lbs (2)
- Full hammering frequency: 3800 impacts/minute
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Tool body with cardboard box
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Discounted net
$309.00
Technical Data
Anvil type
3/8" anvil
Maximum torque
27.29 ft-lbs (1); 78.18 ft-lbs (2) 1
Full hammering frequency
3800 impacts/minute
Number of gears
2
No load RPM
gear 1: 1600 rpm; gear 2: 2250 rpm
A-weighted emission sound pressure level
97 dB (A) 2
Rated voltage
21.6 V
- Do not use the tool for applications where an exact torque or maximum torque is specified - there is a risk of over-tightening and damaging the screw or workpiece.
- According to the applicable product standard (see the Operating Instruction for more details)
Documents
Features & Applications
Features
- Access to hard to reach spaces where other tools won’t fit
- Reach even further into confined spaces with the longer grip and in-line battery interface
- Robust 3/8” anvil with friction ring for quick and easy socket changes
- Built to last thanks to the more efficient brushless motor, more powerful motor cooling and sealed electronics
- Strong LED light provides more powerful illumination of the work area
Applications
- Metal bolting in steel – such as handrails, racking and machinery
Services

Hilti Tool Service
- Product warranty against parts and manufacturing irregularities for 20 years
- Service is free of charge up to 2 years, including wear & tear, pick-up and delivery
- 1 or free, in and out of the repair center the same day or repair is free of charge

Fleet Management
- Monthly usage fee covering all tool, service and repair costs helping to ensure absolute cost control and back-office efficiency.
- High-performing tools and latest technology help to increase jobsite productivity.
- Loan tools during repair to reduce downtime.
- Temporary tools for peak times and special applications help to reduce investments.
- Theft coverage helps to reduce financial risk and unexpected expenses.
Consulting & Support
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Use this instant messaging tool to get easy and quick access to our Customer Service team. This service is available during business hours 8:00 AM to 5:00 PM EST.