The Mitutoyo 141-004 Carbide Tipped Inside Micrometer is a high-quality precision tool designed for measuring inside diameters with a range of 1 to 1.25 inches. With a graduation of 0.001 inches, this micrometer offers accurate readings for inspection and measurement tasks. Made in Japan by the reputable brand Mitutoyo, this micrometer ensures reliability and precision in metalworking applications.