Hilti Adapter M12 SW19 Offset User Guide
Quick guide for the Hilti Adapter M12 SW19 Offset. Learn how to correctly attach and use this adapter with compatible Hilti impact wrenches, including torque limits and safety precautions.
Quick answers from the manual
Quick answer
- The Hilti Adapter M12 SW19 Offset is an accessory for SIW 22T-A and SIW 6AT-22 impact wrenches, designed for offset fastening with a maximum torque limit of 500 Nm. p. 1
Key actions
- Attach the adapter by aligning it with the impact wrench drive without using external tools to pry it. p. 1
Technical specifications
| Parameter | Value | Meaning | Pages |
|---|---|---|---|
| Maximum Torque (Tmax) | 500 Nm | Maximum allowable torque for the adapter. | p. 1 |
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Where to find it in the PDF
- Installation and Usage Instructions p. 1
Table of contents
Product Overview
The Hilti Adapter M12 SW19 Offset is a specialized accessory designed for use with specific Hilti impact wrenches to facilitate fastening in offset or tight-access applications.
Compatibility
This adapter is designed for use with the following Hilti impact wrench models:
- SIW 22T-A
- SIW 6AT-22
Technical Specifications
Maximum Torque (Tmax): 500 Nm. Do not exceed this torque limit to prevent damage to the adapter or the tool.
Installation and Usage
Follow these steps to ensure safe and correct operation:

Attaching the Adapter
- Ensure the impact wrench is powered off and the battery is removed before attempting to attach the adapter.
- Align the adapter correctly with the impact wrench drive.
- Important: Do not use screwdrivers or other tools to pry or force the adapter onto the wrench. Ensure it seats naturally.
Operating the Adapter
- Ensure the adapter is fully seated on the impact wrench and the fastener before applying torque.
- Maintain proper alignment during operation to avoid slippage or damage to the fastener head.
Manufacturer information
Hilti Corporation
Practical help
Common problems
Verify that you are using a compatible Hilti impact wrench (SIW 22T-A or SIW 6AT-22). Do not force the connection.
Never use screwdrivers or other tools to pry the adapter onto the wrench. This can damage the locking mechanism.
Before use
- Verify compatibility with your Hilti impact wrench model.
- Ensure the adapter is clean and free of debris.
- Ensure the impact wrench is powered off before attachment.
- Check that the fastener size matches the SW19 specification.
Manual page author
Michael Turner
Technical manual editor