SG Triangular Scale Ruler with 12 Metric Scales
The triangular scale ruler is a fundamental tool for architects, engineers, and designers. Its six sides feature different scales, making it convenient for measuring and drawing accurately scaled plans and blueprints. The durable construction and clear markings ensure reliable and efficient use in various technical and creative fields.
Scales 1:10, 1:20, 1:25,1:30, 1:40, 1:50, 1:100, 1:200, 1:250, 1:300, 1:400, 1:500