Precision Engineer Scale: Professional grade for supreme accuracy.
Durable: Etched scale with high grade black anodized finish, NEVER FADE, ensure a lifetime usage.
HEAVY DUTY: Solid aluminum triangular ruler. 50% heavier than other hollow engineer rulers. Even can be used as self-defense tools
Imperial Double Coded Scale: All-in-one scale, six parts to the inch-1:10, 1:20, 1:30, 1:40, 1:50, 1:60 . Scales labeled two ways to be easily read from right to left or left to right.
Wide application: Elegant tool comes with labeled velvet bag, a great gift! Easy to carry and store. A useful measuring tool for any project, ideal for Engineers, Draftsmen and students.