Multi-Functional Design: Combines a protractor plotter with a parallel ruler to accurately plot bearings and course lines, perfect for marine navigation.
Materials: Constructed from clear acrylic with brushed aluminum arms and a polished aluminum handle, ensuring exceptional durability and a professional appearance.
High Precision: Features engraved 180° protractor markings and a designated protractor center, delivering precise and reliable charting results.
Enhanced Visibility: Offers high transparency for clear, unobstructed viewing, greatly improving mapping and drawing accuracy on nautical charts.
User-Friendly Operation: Effortlessly move the ruler parallel by alternately holding in each hand; sturdy connector ensures smooth, accurate movements in varied marine environments.
