The Starrett 468M .002 MM Division Micrometer Head is a vintage precision tool used for measuring very small distances with a minimum measurement of 0 inches. This micrometer head, made by the reputable brand Starrett, is designed for metalworking inspection and measurement, making it a valuable asset for CNC machining and manufacturing applications. Its high level of accuracy and division of .002 mm ensure precise measurements in a variety of industrial settings.