Parallel Rules 18" PLA0017 are essential navigation tools for sailors, ensuring precise plotting and parallel line drawing on charts. Durable and lightweight, they enhance accuracy for marine navigation and chart work. Description The Parallel Rules 18" (PLA0017) are essential tools for precise navigation and cartography in the marine industry. Engineered with accuracy and durability in mind, these parallel rules are crafted from high-quality, transparent acrylic, allowing for easy reading and minimal obstruction of charts and maps. The 18-inch size provides ample reach for larger nautical charts, ensuring that your measurements and lines remain straight and true. Designed for both amateur and professional mariners, these parallel rules simplify the process of transferring course lines and bearings from charts to navigation tools, enhancing the accuracy of plotting courses. Each set features a smooth glide mechanism that allows users to easily slide the rules along charts without damaging delicate surfaces. Typical use cases include laying out navigation routes, measuring distances between points, and checking bearings against compass headings. The Parallel Rules are invaluable for navigation planning and execution, ensuring that crucial details are maintained throughout any sea voyage. Their robust construction guarantees longevity, making them a wise investment for any marine professional or enthusiast. With the Parallel Rules 18", you can trust in the quality and precision essential for safe, effective navigation at sea.Specification Product Name Parallel Rules 18" Pla0017 Manufacturer Material Plastic and Aluminum Dimensions 18 inches (457 mm) Weight 1 lb (0.45 kg) Usage Navigation and plotting Certifications None specified
