A wide variety of protractors and angle gages are available that vary in construction and application. Angle squares consist of a square with angular graduations along the longest face or hypotenuse.
These multiple tasks are possible because these sets have a series of optional heads (square, center or protractor). Fixed Angle Gage Angle gages have a series of fixed angles for comparative ...
Low voltage power pack, a 12V ray box, a single slit comb, a rectangular glass block, a sheet of white paper, a protractor, a sharp pencil.
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