Built for chart work at sea or ashore, this marine parallel ruler brings together the essentials sailors and captains need in one practical navigation tool. Its linked arms keep movement controlled, so you can transfer directions across a nautical chart without losing alignment wasting time.The transparent acrylic body makes the chart ruler easy to read, with clear markings that let the chart stay visible underneath. That means fewer distractions when you are checking bearings, drawing courses, or comparing route options before heading out.Brass joints and smooth hardware help the parallel ruler feel stable in use, while the clean construction supports repeated handling during busy planning periods. Whether you are working at a navigation desk, reviewing a paper chart in the cabin, or making quick adjustments before departure, it is designed to keep the process straightforward.With its multi-angle layout and classic marine parallel ruler design, this nautical chart ruler is useful for route plotting, line transfer, and angle reference. It gives you a more efficient to work through navigation tasks, especially where precision is essential and there is no room for second-guessing.
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