






📐 Elevate your drafts with precision that lasts—never settle for less!
This 12" triangular engineering scale ruler features a robust anodized aluminum core with laser-etched, fade-resistant imperial scales (1:10 to 1:60). Designed for architects, engineers, and students, it offers professional-grade accuracy and durability with a comfortable grip and smudge-resistant recessed edges. Perfect for precise blueprints, technical drawings, and civil engineering projects, it comes with a 100% satisfaction guarantee.
| Manufacturer | YongKang HuaShen | 
| Part number | E-01 | 
| Item Weight | 99 g | 
| Product Dimensions | 32 x 2.59 x 2.59 cm; 99.22 g | 
| Is Discontinued By Manufacturer | No | 
| Color | Black | 
| Style | drafting tools | 
| Material | Aluminum | 
| Batteries Included | No | 
| Batteries Required? | No | 
| Item Dimensions LxWxH | 32 x 2.6 x 2.6 cm | 
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