👉 The term "appui" is a French word that refers to a mechanical tool or device used for applying pressure. It is commonly found in various fields such as mechanics, engineering, and construction, where it is often used in conjunction with other tools like wrenches, screwdrivers, or pneumatic drills. In the context of appui, it is typically used in the field of industrial applications to apply force or torque to a load or component. It can be used for various purposes such as