Size:75mm Dial, 106mm Probe | Style:10 to 150° C H-B Instruments DURAC Bimetallic dial thermometer has a 3"/75mm dial diameter with readings in both Fahrenheit and Celsius, for use in industrial applications and pipe lines. The thermometer has a 1/2" NPT threaded connection for use in industrial installations and pipe lines. The thermometer is available with a choice of 2"/50mm stem length for use with liquids, or 4"/100mm stem length for use with liquids or gases. The stainless steel case and stem provide durability and the polycarbonate lens has an external adjustment feature that eases field calibration. Includes statement of Test and Calibration.H-B Instrument Company manufactures power controls, and time, temperature, density, and weather-related instruments. Founded in 1903, H-B Instrument Company is a division of Bel-Art Products, and is headquartered in Collegeville, PA.What's in the Box?Bimetallic thermometerStatement of Test and Calibration Research, industrial and healthcare professionals rely on SP Scienceware for their sample handling needs. Sold worldwide, Bel-Art and H-B Instrument brand laboratory supplies include over 5,000 items from safety wash bottles to fume hoods, thermometers, racks, desiccators, hydrometers, ice buckets, scoops and spoons. Custom calibration services, plastic molding, specialty coatings and wire manufacturing are also available. Wilmad-LabGlass brand laboratory glassware complements Bel-Art and H-B Instrument with over 7000 items including NMR and EPR consumables and specialty glassware, as well as custom fabrication for individual glassware, glass repair services and OEM glass parts. SP Scienceware is a division of Warminster, PA based SP Industries which also include SP Scientific laboratory, thermal management, and pharmaceutical production equipment and SP Ableware aids for daily living.