Series STC | Pipe-Mount Bimetal Surface Thermometer measures a pipe surface temperature. Available in 3 different clip sizes. Applications in HVAC and non-intrusive temperature measurement. | Dwyer Instruments
R&F Surface Thermometer | BLICK Art Materials
NSF Grill Surface Thermometer – Polder Products
Baker 312FC Magnetic Surface Thermometer, 0 to 250°F (-20 to 120°C): Science Lab Bi Metal Thermometers: Amazon.com: Industrial & Scientific
Pro Surface Thermapen| ThermoWorks
BIOS Professional Magnetic Surface Thermometer DT500 - The Home Depot