- Designed for professionals, maritime captains, enthusiasts, and students seeking reliable navigation instruments. - The 17-inch parallel ruler provides exceptional stability and accuracy for precise measurements of distances and angles on nautical charts. - Ideal for chart plotting, route planning, and maritime navigation training, this tool is essential for any serious sailor aiming to enhance their navigation capabilities. - Crafted to endure the demanding conditions of the sea, this durable instrument offers a clear, easy-to-read benchmark for effortless use. Key Benefits: - Enhanced Accuracy: Ensures precise measurements, crucial for effective navigation. - Durable Material: Built to withstand harsh marine environments, providing long-lasting reliability. - Professional Quality: A must-have for anyone serious about maritime navigation. Use Scenarios: 1. Chart Plotting: Use the parallel ruler during navigation to accurately plot courses on nautical charts, ensuring safe and efficient travel. 2. Route Planning: Perfect for planning voyages, allowing you to measure distances and angles effectively for optimal routing. 3. Training Tool: Essential for maritime students to practice and develop their navigation skills in a hands-on manner. The 17-inch parallel ruler is not just a tool; it's an investment in your maritime expertise, ensuring you navigate with confidence and precision.