X37E Military Map Coordinate Scale Protractor Romer Grids Reference Tool

Features: OOTDTY Bottom line reads 1:25000meters and 3.3kilometers respectively. The second line reads 3kilometers at the verification meter and 1:63360meters respectively. Half circle shaped, with an outer of 0-6400miles and 0-360degrees. Black transparent built-in scale printing, 1.2mm thickness. It is a teaching and training accessory for schools, training and other majors. Specifications: Material:ABS Package Includes: 1x Map Coordinate Scale Note: Please allow 1mm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item.