This Scherr-Tumico Tubular Micrometer is a high-quality, lightweight precision tool designed for outside measurements with a range of 5 to 6 inches. Made in Saint James, MN USA and featuring carbide-faced anvils, this micrometer provides accurate readings with a resolution of 0.00010 inches. The mechanical reading system ensures reliability for precise measurements in various industrial and engineering applications. Ideal for professionals and hobbyists seeking consistent and accurate results in their work, this Scherr-Tumico micrometer is a great, reliable choice.