Staedtler 561 98-DIN Mars Triangular Reduction Scale Ruler | Colour-coded grooves for easy idenfication of scales | Solid white plastic material | 6 scales on every ruler | Blistercard containing 1 reduction scale ruler, version DIN (1:2,5, 1:5, 1:10, 1:20, 1:50, 1:100) | This item is manufactured in Germany