nothing to like except maybe a matte finish which would make the markings more legible. You can probably get readings in larger fractions of degrees; of course simple to a certain extent. If you need more accuracy get a vernier goniometer or this site has a magnifying glass listed in that category. Most of these protractors have serious unavoidable limitations unless they are beveled, as it is difficult to measure an object unless it is thick enough to fit between the blades (measuring edges) and for small ones Angle unless it is a bevel. Type of. I suppose it's too expensive to make a tool where an object is placed between two faces that are both planes, because - where do you set the pivot point? Beveled types usually have not one but two concentric circles that slide past each other, allowing the sides to meet at an angle rather than like scissors. If you just want a general idea of angle and good articulation, this is one of the best of its kind.
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