Aristo Set Square with Handle

This 32.5cm TZ square with transparent acrylic handle acts as an instrument for shadows, protractor and mapping instrument for rectangular and polar coordinates. Characteristics: registration according to Standard A2134; angle distribution of 180°; 1cm grid, several vertical millimetric graduations for the hypotenuse; marked angles in 7º and 42º for drawings with perspectives; marked angles at 75º to write in italics; angle graduation with yellow background; marked lines at 45º for more facelike shadows; high quality and long lasting.