Our External Micrometers collection features precision instruments designed for measuring outside diameters, thicknesses and other external dimensions with exceptional accuracy and repeatability. These tools—available in analog, digital and mechanical-vernier formats—are built with hardened steel or carbide measuring faces, fine adjustment mechanisms and readable graduations to 0.001″ (0.01 mm) or better. Whether used in machine shops, inspection labs or manufacturing workstations, these micrometers help you verify component tolerances, maintain quality control and reduce rework. Choose from standard, wide-range and specialty models (such as V-anvil, blade or tube-measuring versions) to match your application requirements and ensure precise measurement performance.