[Easy to use]: The triangular ruler has a clear scale, and the back is equipped with a conversion table, which makes reading the measurement more convenient and faster [Excellent workmanship]: The triangular ruler adopts advanced technology. of baking varnish surface, which is anti-rust and wear-resistant. The ruler body is thicker and not easy to deform, and the right angle base is more stable [Humanized design]: Sharp corner design is smooth to prevent scratches and bumps [Features]: It has the features of frame angle, triangle, miter angle and protractor angle at the same time, and can also be used as a saw blade plotter and guide. It has a protractor scale from 0 to 90. [Wide Applications]: Suitable for woodworking projects, but also for hobbyists, home builders, fabricators and artists.