Tel-Tru 38100909 Model Gt500R Resettable Bi-Metal Process Grade Thermometer, Stainless Steel, 5" Dial, 1/2" Npt Back Connection, 0.250" Diameter x 9" Long 304Ss Stem, 50/500 Degrees Fahrenheit and 0/250 Degrees Celsius, +/- 1% Full Span Accuracy
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