Features: The Angle Gage is an innovative tool which saves time in checking angles. Widely used by inspectors, toolmakers and diemakers. It is often used in place of a protractor. Gage has 18 leaves, each with a different angle, including 14-12" degrees or 12" the Acme Standard (29 degrees). Includes: 1, 2, 3, 4, 5, 7, 8, 9, 10, 12, 14, 14-12, 15, 20, 25, 30, 35 and 45 degree angles. Range 145 degrees Leaves made of spring tempered steel Angle edge as well as the two sides are precision ground Gages are approximately 932" thick, 1116" wide and 4-316" long