Greisinger-GOF-500-Surface-Sensor-for-Solid-Surfaces-Greisinger-GOF-130-P-The-Greisinger-GOF-500-is-a-Surface-Sensor-with-handle-that-can-be-used-on-any-solid-surface-It-has-2x-Ni Cr-Ni-coil-springs-in-ceramic-tube-a-1m-silicone-cable-that-is-terminated-with-a-mini-thermocouple-DIN-plug-P-Greisinger-GOF-130-Type-K-Surface-Sensor-Mini-Thermocouple-Plug-65-to-900-Deg