The Staedtler Mars Triangular Reduction Scale Ruler 561 98 1 is ideal for use by architects. It is made from a solid white plastic with two coloured flutings and colour-coded grooves for easy identification of scales. The precision divisions are numerated both ways with dimension markings in cm and m for easier working. The triangular design of the scale ruler gives a perfect grip that is vital for accuracy when working on technical drawings.
•Reduction scale ruler ideal for use by architects
•Scales: 1:20 1:25 1:50 1:75 1:100 1:125