Catalogue number: 77089 Features: ●Directional scale allows for speeding up layout and line drawing work. Applications: ●Layout work, line drawing, length measurement, etc. Specifications: ●Expansion rate: 7-8 x 10-5 mm expansion/contraction per 1 mm per 1°C change Material/Finish: ●Methacrylic resin Caution: ●If it becomes dirty, do not use thinner, alcohol, etc.
