The Faithfull External Spring Caliper is a high-quality measuring instrument engineered for precision in workshop and metalworking environments. Designed for accurate outside measurement, this caliper is constructed from flat stock steel, ensuring durability and reliability during frequent use. It features a polished, natural steel finish and is carefully balanced to maintain consistent performance. A robust yet flexible bow spring combined with a centrally located adjustment screw allows for smooth and precise operation, enabling users to make fine adjustments with ease. The caliper also includes treated points for long-term wear resistance and accuracy, making it a reliable tool for professional craftsmen and hobbyists alike.