Recent Examples on the WebUse a bimetal hole saw or a step drill, a conical bit with notches cut into it (each notch makes a different-size hole). Roy Berendsohn, Popular Mechanics, 13 June 2020 When the temperature changes the pointer moves depending on the amount of deformation of the bimetal coil. Svenja Lohner, Scientific American, 20 Feb. 2020 Inside these thermometers a bimetal coil is attached to a pointer. Svenja Lohner, Scientific American, 20 Feb. 2020 Aluminum, bimetal, cans, bottles, baking pans and food trays. Roy Kent, Houston Chronicle, 6 June 2019