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yanbirdfx 4Pcs Drawing Measurement Math Geometry Triangle Ruler Straightedge Protractor - 4pcs
yanbirdfx
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4 in 1 geometry tool contains a straight ruler, a protractor, 2pcs triangle ruler (45 and 60 degree), for students in school use. Transparent rulers and you can see the page through it . Easy to storage and use. Small size, does not take up space, convenient carrying. The geometry tool set are useful tools for architects, engineers, artists, designers, students, teacher and etc.
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