The Vnt Triangular Scale Ruler is a high-quality drafting tool made in West Germany by Dietzgen. This unique ruler is designed with a triangular shape, making it ideal for precise measurements in architectural and engineering projects. With its vintage charm and genuine craftsmanship, this ruler is a must-have for collectors and professionals alike who appreciate traditional drafting tools. Made with durability in mind, this ruler is a timeless piece that represents the excellence of German engineering.