This is a useful tool that serves a dual purpose. lt is used as a protractor for checking angles on tools and workpieces. By loosening a knurled nut, the protractor arm will slide allowing it to be used to measure the depth of small boxes and other projects.
This is a useful tool that serves a dual purpose. lt is used as a protractor for checking angles on tools and workpieces. By loosening a knurled nut, the protractor arm will slide allowing it to be used to measure the depth of small boxes and other projects.