Vintage Keuffel Esser Ruling Pen 4.5" # 55 1072 Drafting Artist Art Tool Germany Very good vintage pre-owned condition. In original box. Typical wear from normal use. This vintage Keuffel Esser ruling pen is a must-have for any collector or drafting enthusiast. Made in Germany, this pen is a unique addition to your collection. With its sleek design and precision, it's perfect for drafting and engineering work. The pen has not been modified and is in its original state, making it a great find for collectors. Whether you're a seasoned draftsman or just starting out, this pen is sure to impress. So don't miss out on this opportunity to own a piece of history.