This Transit Level is accurate and easy-to-use. It's designed for the different leveling applications that you will find on todays job site. This instrument can handle various tasks, whether you need to level foundations, patios or decks, run straight lines, plumb walls or turn angles, perform different grading applications, streets, curbs or landscaping, or any other light construction leveling application. Designed to withstand the rigor of everyday field use, NSLP500B is an excellent choice for your level requirements.