Healifty 4pcs Student Drawing Compass Math Geometry Tools Kit Metal Tool Set Triangular Plate Protractor Students School Supplies(Black)

tool contains a straight ruler,triangle plate, semicircle ruler for students in school use. Portable,easy to carry. Small size, does not take up space, convenient to carry. The tool set are useful tools for architects, engineers, artists, designers, students, teacher etc. Made of material for use.