Combines seven tool functions in one compact, practical unit. It is a rule, square, level, plumb, protractor, bevel, and pitch-to-foot indicator. On one side the protractor is graduated from zero to 90° in both directions. Gives the direct and supplementary angles. The other side is graduated in 1/2" pitch increments from 0-12" per foot pitch. The 9" stock has four levels which permits leveling or plumbing the work in relation to any angle or pitch. Can be folded compactly to fit a tool chest. 1 1/2" wide blade, machine divided graduations. For use in laying out or cutting valleys or hips of different pitches.