The Tempil Tempilstik temperature indicating stick provides a fast, reliable way to verify surface temperatures on metals, machinery, and industrial materials. Simply mark the surface and the crayon-style stick melts precisely at its rated temperature, giving you a clear visual confirmation that the target heat has been reached.
Ideal for welding preheat and interpass temperature verification, heat treating, and other industrial thermal monitoring applications, the Tempilstik 450°F / 232°C is a trusted, easy-to-use solution for professionals who need accurate on-the-spot temperature indication without the need for electronic instruments.