This Staedtler Noris Club Maths Set comes with a variety of essential maths tools packed into a sturdy metal case. It is ideal for keeping handy at school or at home to measure angles, draw perfect circles and arcs, measure lines and more. This set contains a 15cm ruler, 180º protractor, 45º and 60º set squares, a sharpener, an eraser, a pencil, compass, dividers and a lettering guide.