T³ is enhanced version of scale ruler that designed for architect and interior designer, 3 triangular rulers and magnets are the key parts of T³. It provides 12 scales and can be used in combined or separated form. With the angled slope of ruler's face, mountain like graduation and bold scales, T³ is easier to read and more flexible to use compared to normal scale ruler. Moreover, 1 individual T ruler that is designed to provide cm, inch, typographic ruler and Pica, T³ is multi-function tool.