Founded in 1945 in Brandenburg, the Cleo Skribent pen company grew to become a leading Eastern European maker of quality writing instruments. Among them, the Messograf caliper pen became a trusted German writing staple and an essential instrument amongst auto engineers, architects, and craftsmen.The Messograf is a retractable, refillable multi-purpose ballpoint with a caliper rule, tire-tread gauge, thread scale and ruler. Features chromium-plated brass construction with 4" exterior Vernier caliper (0.1mm metric and 1/16" inch scale). Available now in silver.