Larger 1:50,000 and 1:100,000 scale rulers for maps with wider grid spacing. Includes 1:24,000 scale for USGS 7.5 minute topographic maps. Rounded corners keep it from wearing holes in your pockets. It's 33% thicker than the standard military issue version, so it's less likely to be bent or broken when you need to use it. The tool is printed on plastic stock about the thickness and stiffness of a credit card, with a protective coating. Our coordinate scales offer significant benefits over the standard issue GTA 5-2-12: This makes reading the compass rose easier and also keeps the tool from "disappearing" when you place it on the map. The inner protractor is marked in degrees and the outer protractor is in mils.īands of white ink are printed under the two compass roses. Plus, the overall dimensions of the tool have been reduced so that it is the size of a music CD, easily fitting into a pocket or any slot where you could store a CD (who uses CDs anymore anyway?). The 1:100,000 scale now spans 5km grid lines, making it much more usable. The tool features several additional map scales, including 1:24,000, which is the most common topographic map scale found within the United States. When you look at your map you’ll notice that the MGRS lines and the Latitude/Longitude lines won’t match up. By using a slot on one side of the tool for access to the map, the tool can be more compact than the traditional GTA tool. The Military Grid Reference System is a geographic coordinate system that comes from the Universal Transverse Mercator (UTM) grid system, which is based on a flat world, not a sphere. This protractor has two scales graduated on it. It is very helpful in finding the grid azimuth from given points on the map. This tool is an improved version of the Graphic Training Aid 5-2-12 Coordinate Scale and Protractor used by United States and NATO military forces around the world. As its name says it’s a square shape protractor and it’s also known as the military protractor as it’s mostly used by military personnel for finding the location of enemy or friendly troops on their maps.
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