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📐 Elevate your drafting game—measure like a pro, stand out in every project!
The Mr. Pen Metric Engineer Scale Ruler is a 12-inch, triangular aluminum drafting tool featuring durable laser-cut, color-coded metric scales (1:20 to 1:125). Engineered for precision and longevity, it’s ideal for architects and engineers working on blueprints and technical drawings.





| ASIN | B07DNKNLSJ |
| Best Sellers Rank | #97,841 in Office Products ( See Top 100 in Office Products ) #427 in Drafting Tools & Drafting Kits |
| Brand Name | Mr. Pen |
| Color | White |
| Customer Reviews | 4.6 4.6 out of 5 stars (603) |
| Item Dimensions L x W | 3.39"W |
| Manufacturer | Mr. Pen |
| Material Type | Aluminum |
| Number of Items | 1 |
| Number of Packs | 1 |
| Part Number | SE01 |
| Style Name | Triangular |
| UPC | 853126008197 |
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