The Vintage Helix Giant Bow Compass TC081 is a rare and unique drafting tool that was made in Germany. With a time period of manufacture from 1930 to now, this compass features the Helix brand, known for its quality and precision. This unmodified piece showcases the craftsmanship and attention to detail of engineering and drafting tools from the mid-20th century, making it a valuable collector's item for those interested in vintage scientific instruments.