• Transparency for Accurate Readings: Crafted with premium acrylic material, this parallel ruler offers exceptional clarity, enabling precise alignment and measurement of nautical charts and blueprints, crucial for accurate marine navigation
• Robust Copper Reinforcement: The addition of copper edges to this parallel ruler not only adds nautical elegance, but also protects against seawater abrasion, ensuring durability in harsh marine environments
• Versatile Lengths: Available in two sizes - 150 mm (17.71 inches) for compact charts and 600 mm (23.62 inches) for expansive plans - this parallel ruler can be adapted to any chart scale to meet the needs of every marine professional
• Calibrated for Pinpoint Accuracy: Each ruler is meticulously calibrated with clear and truetomeasure scales, empowering navigators to draw parallels, measure distances, and plot courses with utmost reliability, critical for safe maritime navigation
• Maritime Professionals Essential Companion: Engineered to glide smoothly over maps, this parallel ruler streamlines the plotting of routes, transferring bearings, and executing intricate navigational computations, a musthave tool for naval architects, captains, and marine surveyors alike