Scale Rule 1:20, 25, 33.5, 50, 75, 100

The Staedtler Mars Triangular Reduction Scale Ruler 561 98 is ideal for use by architects. It is made from solid white plastic with two coloured flutings and colour-coded grooves to identify scales quickly and easily. The precision divisions have enumerated 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 triangular 300mm
• Scales: 1:20 1:25 1:33.5 1:50 1:75 1:100
• Colour-coded grooves for easy identification of scales
• Solid white plastic material
• 6 scales on every ruler

Part: 561 98-2BK