Highest quality thermometers available on the market. Easy to calibrate with 1/16 in. Allen key. Corrosion-resistant 304 Stainless Steel case and bezel provide a hermetic seal to prevent lens fogging and moisture damage. Sanitary Tri-Clamp options available. Single DegF, single DegC, and dual scale options available. Minimum or maximum indicating pointers are available in 3 in. and 5 in. sizes.