Butterfly Triangle Ruler / Scala BT-2011

This Butterfly triangle ruler is designed to provide maximum precision in drawing, cutting patterns, and other technical work. Made from high-quality transparent acrylic, this ruler features clear measurement scales and grid guidelines for easy angle and distance measurement. There is also a protractor for accurate angle measurements. The ergonomic design and smooth edges ensure comfort and neat results, ideal for architects, designers, students, and other creative professionals.