Navigation Parallel Ruler, Roll Ruler Lightweight, Clear Scale, Multifunctional Marine Parallel Ruler Measurement Tool for Measuring Student 450mm

Navigation Parallel Ruler, Roll Ruler Lightweight, Clear Scale, Multifunctional Marine Parallel Ruler Measurement Tool for Measuring Student 450mm.The parallel ruler is made of premium acrylic sheet, high hardness, and long service life.Our navigation parallel ruler is designed to draw bearing line or course, the degree amount of bearing line degree .Designed precise scale, accurate and easy to see, very easy and flexible to operate. A good accessory for drawing and measurementNavigation Parallel Ruler has good transparent and does not obscure too much information.Our navigation parallel ruler can have a nice experience of using it, for drawing a line parallel to another line or referenceMarine Parallel Ruler with Clear Scales. Mapping Points to Pull Parallel Ruler Nautical. Charts Parallel Ruler for Boat Rolling Ruler. Navigation Instrument Ruler Measuring Roll Ruler. Drawing Drafting Type Angle Ruler Art Measurement.