Rulers and set square

Ruler50 cm
50 cm ruler, in polystyrene, smoky gray, anti-reflective.
Rulerdouble decimeter
20 cm ruler, in polystyrene, smoky gray, anti-reflective.
Rulertriple decimeter
30 cm ruler, in polystyrene, smoky gray, anti-reflective.
Protractor360°/12 cm
Protractor 360° in polystyrene, smoky gray, anti-reflective.
Set square45°/30 cm
Set square 45°/30 cm, in polystyrene, smoky gray, anti-reflective.
Set square60°/30 cm
Set square 60°/30 cm, in polystyrene, smoky gray, anti-reflective.