1. Acrylic Construction: Crafted from high hardness acrylic, the chart drawing triangle ruler is built to last, offering exceptional durability and a long lifespan for all your navigation and drawing needs.
2. Dependable Navigation Tool: This triangle ruler is designed as a dependable drawing tool, providing a convenient way to precisely mark distances. Its wearproof and fully adjustable design allows for quick, accurate single handed operating.
3. Precise Engraved Scales: The triangle drafting ruler features engraved scales that are both precise and easy to read, making it an excellent accessory for both drawing and measuring tasks.
4. High Transparency for Clear Visibility: With excellent transparency, the navigation parallel ruler ensures that it does not obscure important information, allowing for clear and unobstructed viewing during use. Precise scale transparent 300mm acrylic easy to use for nautical navigation, marine navigation slide rule, nautical plotter protractor ship navigation tools course plotter navigation divider, basic navigation set, marine parallel ruler with clear scales navigation divider marine nautical protractor marine fixed points divider for boat.

Specification:
Item Type: Chart Drawing Triangle Ruler
Material: Acrylic
Maximum Measuring Distance: Approx. 300mm / 11.81in
Fitment: Suitable for boats, yachts, and ships as a convenient tool for accurate distance marking

packing list:
2 x Chart Drawing Triangle Ruler