The sensor of the SRT tool is plugged into or placed against the red light indicator on the Hilti machine.
In 2023, a class-action lawsuit was filed in California arguing that Hilti’s service lock violates the (SB 244). As of mid-2025, the case is pending. Hilti has not settled. hilti srt service reset tool
The Hilti SRT service reset tool is a device designed to reset the service indicator on Hilti power tools, allowing users to restore their tools to optimal working condition. The sensor of the SRT tool is plugged
In some models, the electronics may reduce power or stop the tool entirely to prevent mechanical failure; the SRT tool restores full functionality. How to Use the SRT Tool Hilti has not settled
The only way to unlock the tool after a hard lock is the SRT—and until 2022, only Hilti service centers had one.