1. Aluminum Construction: Crafted from sturdy aluminum, this engineer scale resists bending and warping, ensuring it lies flat on drawing surfaces for precise measurements. The concave design helps to reduce smudging, thus achieving clean pencil lines.
2. Precision Scale Markings: Features accurate scales including 1:20, 1:25, 1:50, 1:75, 1:100, and 1:125, ideal for professional applications in architecture, engineering, and technical illustration.
3. Long Lasting Marking: The etched markings on this architect ruler are permanent, resisting fading, rubbing, or scratching, guaranteeing reliable readability over time.
4. Versatile Professional Tool: Designed for architects, drafters, engineers, and students, this triangular scale excels in drafting, construction, and academic settings with its professional grade accuracy.
5. Convenient and Portable Design: The engineer scale ruler is designed for easy use and portability, allowing you to take precise measurements anywhere. Its lightweight construction ensures that it fits seamlessly into any space.

Specification:
Item Type: Engineer Scale Ruler
Size: Approx. 30cm / 11.81in
Material: Aluminum
Purpose: The Engineer Scale is a professional grade tool with extremely high accuracy. The triangular scale is widely used in architecture, drafting, engineering, schools. This ruler is the great tool for any architect, drafter, engineer, and student.

Package List:
1 x Engineer Scale Ruler
1 x Storage Box