[Easy to Use]: The triangular ruler has a clear scale and a conversion table on the back, making reading measurements more convenient and quick. [Excellent Workmanship]: The triangular ruler uses baking paint technology for rustproofing and wear resistance. The ruler body is thicker and not easily deformed, and the right-angle base is more stable. [Humanized Design]: The sharpened corner design is smooth to prevent scratches and bumps. [Features]: It simultaneously combines the features of a frame angle, triangle, bevel angle, and protractor angle, and can also be used as a scribe and saw blade guide. It has a protractor scale from 0 to 90°. [Wide Applications]: Suitable for woodworking projects, but also for hobbyists, home builders, manufacturers, and artists.