The Mitutoyo 126-139 2-3" Screw Thread Micrometer is a high-quality precision tool used for measuring screw threads with a diameter ranging from 2 to 3 inches. This micrometer is designed to provide accurate readings with its mechanical reading capability, making it essential for metalworking inspection and measurement tasks. With its brand reputation and origin in Japan, the Mitutoyo 126-139 Screw Thread Micrometer ensures reliability and precision in measuring screw threads in various industrial applications.