A flexible, flat drawing ruler of the size 310mm x 55mm. There is a 45 degree attaching help. Made out of a very tough white plastic, fitting in every A4 folder, also ideal to work with it on a building site, as there can´t be a damage if it drops.
Scale: 1:1; 1:20; 1:25, 1:50
Size: 280 mm x 65 mm
