If you are working on an engineering drawing in millimeters, you should use an engineering scale ruler that has scales like 1:50, 1:100, or 1:200.

Learn some best practices or tips for using scale rulers for site plans efficiently and effectively, such as choosing the right type, reading and using it correctly, avoiding errors, and saving time.

Triangular scale on a dark background. Scale ruler used by architects for measuring and drawing on plans. Engineering equipment in an office. Construction tool for precise drafts. Royalty-free ...

Download this Close Up Of Using A Triangular Scale Ruler With Pencil On White Paper Draw Architectural Drawings Models Scale 1100 video now. And search more of iStock's library of royalty-free stock ...