The Starrett No. 360 Bevel Protractor is a precision tool used for measuring angles in the range of 0-360 degrees. With a 6-inch blade size and a round head design, this bevel protractor is perfect for metalworking, inspection, and measurement tasks. Known for its quality and reliability, Starrett is a trusted brand in the industrial and manufacturing sectors, making this protractor a valuable tool for professionals seeking accurate measurements and angles.