The Koh-I-Noor® drafting triangle is an essential and significant drafting equipment having a wide range of applications. This acrylic triangle is used by architects, designers, artists, engineers, hobbyists, and students on their projects. Made from quality acrylic material, it ensures durability. With a 2-ink structure, it provides convenient usage. This 30/40 degree triangle can be used with a parallel straightedge or T-square to draw precise lines at 30- and 60-degree angles.