This vintage Keuffel & Esser K+E 6" machinist scale ruler, model 1420W comes with a leather case for easy and safe storage. The ruler is a great addition to any drafting tools, engineering, science & medicine (1930-Now), or collectibles collection. Manufactured in Germany, this ruler is a timeless piece that stands the test of time. It has not been modified and is in its original state. The brand Keuffel & Esser is known for its high-quality drafting tools and this ruler is no exception. It's a perfect tool for measuring small items with precision.