Greisinger-GTZ-300-Clip-On-Probe-for-Temperature-Measurements-of-Pipe-Surfaces-Greisinger-GTZ-300-P-The-Greisinger-GTZ-300-is-a-Clip-On-Probe-that-has-been-designed-for-taking-temperature-measurements-of-pipe-surfaces-up-to-1-inch-diameter-The-probe-can-be-used-with-any-temperature-measuring-instrument-that-is-designed-to-accept-Type-K-probes-with-a-Thermocouple-plug-P-Greisinger-GTZ-300-Temperature-Sensor