Two scales in one tool
Switch effortlessly between architect and engineer scales without carrying multiple rulers, streamlining your drafting workflow.
- Free shipping
- 14-day easy returns
- Secure checkout
- Quality guaranteed
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Why customers love it
Precision drafting made effortless with a professional aluminum scale ruler
This professional-grade 12-inch aluminum scale ruler combines architect and engineer scales in a lightweight triangular design, making blueprint reading and technical drawings faster and more accurate.
- Includes both architect and engineer scales for versatile use across drafting projects
- Precision-etched markings stay crisp and durable, resisting fade and wear
- Lightweight aluminum body is sturdy yet easy to handle during extended work sessions
- Triangular profile allows quick scale selection by simply rotating the ruler
- Color-coded ends make it easy to identify scale orientation at a glance
Why you'll love this scale ruler
Markings that last
Precision-etched graduations are crisp and durable, so they won't fade or wear off even with regular use.
Lightweight yet sturdy
The aluminum construction keeps the ruler strong while remaining easy to handle, reducing fatigue during long drafting sessions.
Quick scale changes
The triangular profile lets you rotate the ruler to access different scales instantly, keeping your focus on the drawing.
Specs
The details that matter
Built to last outdoors, season after season.
- Length
- 12 inches
- Material
- Aluminum
- Scale type
- Architect and engineer
- Profile
- Triangular
- Color
- Blue, Black
Our worry-free shopping promise
If your order arrives damaged, defective, or not as described, contact us within 14 days and we will make it right with a replacement or refund.
Frequently asked questions
Everything you might want to know before you order.
What scales are included on this ruler?
This ruler includes both architect and engineer scales, giving you versatile functionality for a wide range of drafting and blueprint reading tasks.
How durable are the markings on this ruler?
The graduations are precision-etched, meaning they are crisp and durable and won't fade or wear off with regular use.
What is the ruler made of?
The ruler features a lightweight aluminum construction that is sturdy yet easy to handle, making it comfortable for extended work sessions.
How does the triangular design help during drafting?
The triangular profile allows you to quickly select different scales by simply rotating the ruler, so you can switch between scales without pausing your work.
Is this ruler suitable for classroom use?
Yes, the 12-inch length is ideal for blueprints, technical drawings, and classroom use, and its compact size fits conveniently in a pencil case or drafting kit.
Shipping & returns
Shipping
- Delivers to United States (based on your selected country/region).
- Estimated delivery: 3–15 business days after dispatch.
- Shipping cost: Free.
Returns
You can request a return within 14 days after delivery. Standard returns have a €4.00 EUR (approximately $4.66 USD) flat-rate return shipping fee, deducted from your refund. Return shipping is free for items that arrived damaged, defective, or incorrect. Items should be unused and in original packaging where possible. Contact us before sending anything back.