A measuring tool! The calliper, also known as a caliper, is a precision instrument used to measure the diameter or width of objects with high accuracy.
It typically consists of a pair of sturdy jaws that can be opened to a specific distance, allowing for precise measurement of materials, parts, and tools.
Callipers are commonly used in various industries, including engineering, manufacturing, and quality control. They can be digital or analog, with digital callipers offering higher accuracy and precision. By choosing the right caliper, engineers and technicians can ensure accurate measurements, which is crucial in ensuring product quality and performance.