Designed to fit easily in your toolbox and handle almost any leveling need, the Empire 12 in. True Blue Magnetic Tool Box Level features a Vari-Pitch vial that reads slope or pitch in inches per foot. This makes it ideal for setting up a grade or measuring a slope. The True Blue blue-banded vials and top-read window help provide easy readings and the full-length aluminum frame offers exceptional durability, making it able to withstand a 10 ft. drop onto concrete and still maintain accuracy."}},"base-catalog-312970902":{"__typename":"BaseProduct Extruded aluminum body for strength and light weight Solid block vials for durability and accuracy (0.0005 in.) Rotating vial for identifying and duplicating angles slopes and pitches Magnified center vial for readability Over-molded rubber end caps for shock resistance Top and bottom milled utile surfaces for accuracy