* 3” dial with a total 2 1/2” long Stem with extra long ½” NPT threads * Heavy Duty Stainless Steel Construction using both 304 and 316 Stainless Steel * Professional Grade internal components * Easy to Read Color Coded Full Range display dial (50 to 550’F) * Fine Tuning Calibration Adjustment on back * Easy & Secure Mounting with instructions and hardware included * Hermetically Sealed Lens