Wrench Thermometer By Craftsman - Durable Well Made Craftsman Wrench Thermostat with a Fade Resistant Finish. Sturdy Craftsman Tin made Thermometer. Fade Resistant Finish. Features both Fahrenheit and Celsius readings. Metric nerds rejoice! Shatter resistant optical PS plastic lens tube. Height is Approx. 17 5/16 inches, tip to tip. Optical plastic portion measures 6 1/2 inches in height.