Scale ruler STAEDTLER scales 1:20-100

The STAEDTLER Mars® 561 Scale Ruler for Reduction is colour-coded for easy scale identification. This ruler is ideal for accurate drawings and helps you work easily with reduced scale drawings, such as floor plans. The STAEDTLER Mars® 561 Reduction Scale Ruler is colour-coded, helping you to see the scales quickly and easily. The ruler is made of white polystyrene, which provides better and longer durability. It also has a raised rib in the middle for a comfortable and controlled grip. - Reduction ruler - Ideal for working with drawings to scale - Colour coding in red and green helps you see scales easily - Sturdy, white plastic construction for increased durability - Raised rib in the middle for easy grip - Scales: 1:20, 1:25, 1:33, 1:50, 1:75, 1:100 - Length: 30 cm