SDS Set Square 30/60 Degree 21cm

Precision geometry made simple. This 21cm SDS set square features both 30 and 60-degree angles, essential for technical drawing, architectural sketches, and mathematical work. Crystal-clear markings ensure accurate measurements every time. Durable construction withstands daily classroom and office use. A must-have tool for students, engineers, and design professionals who demand reliability and accuracy in their work.