- Versatile Navigation Ruler : This aviation navigation ruler serves multiple purposes, including measuring line sizes and thicknesses, and can even be used for drawing arcs. It's designed to meet various aviation needs. - Durable Material : Made from high-quality stainless plastic, this ruler is built to withstand diverse working conditions while maintaining its accuracy. It is a reliable tool for intense use. - Essential for Enthusiasts : This complete set provides aviation students and professionals with precise measurements, making it an indispensable tool for anyone serious about flying. - Compact Design : Measuring approximately 14 x 5 x 0.3 cm, this ruler is compact enough to fit into your pocket, ensuring portability without compromising on space for detailed work. Usage Scenarios : - Flight Training : Ideal for student pilots to accurately assess distances and angles during flight planning and navigation exercises. - Professional Aviation : Perfect for experienced pilots performing detailed map work or during flight preparations. - Engineering Applications : Useful for designing flight paths or analyzing aircraft performance metrics with precision. This navigation ruler combines functionality, quality materials, and practical size, making it an excellent choice for all aviation-related tasks.