STAEDTLER Ruler Triangular Scale Aluminum 0 Start Silver 561 7-81

Size: 169mm x 13.8mm x 13.8mm By using solid aluminum material, it has high impact resistance and prevents deformation due to heat, as well as a slim 9mm width and portability. Adopts a 0 start scale, which was previously only available on the 5cm vernier scale of the 30cm model, ensuring convenience when making models that support up to 15cm. Highly accurate scale by laser processing. Black model that is easy to see even in dark places.