Scale ruler STAEDTLER scales 1:20-100

The STAEDTLER Mars® 561 scale ruler for reduction is color coded for easy identification of the scales. This ruler is perfect for accurate drawings and helps you work easily with reduced-scale drawings, such as floor plans. The STAEDTLER Mars® 561 scale ruler for reduction is color-coded, helping you quickly and easily see the scales. 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. - Scale ruler for reduction - Perfect for working with scale drawings - Color coding in red and green helps you easily see scales - Robust, 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