Folding Straight Ruler 12 Inch Aluminum Alloy Handy Protractor And Angle Ruler Geometric Measuring Tool For Architects Artists Designers Classroom And Office Use Black
✔️ 12-inch range, SAE, min scale 1/16", 3mm thick, folding length 6.3""
This folding straight ruler is a compact aluminum alloy tool used for precise measuring and angle drawing in geometry, architecture, art design, classrooms, and office projects.
✅ Measuring range: 31 cm (310 mm) / 12" (304.8 mm)
✅ System: SAE
✅ Minimum scale: 1/16"
✅ Thickness: 3 mm / 0.12"
✅ Folding length: 16 cm (160 mm) / 6.3"
✅ Material: aluminum alloy with anodized surface
✅ Center rotation design for stable angle readings
💡 What is a folding straight ruler used for in drafting and design projects? It’s handy for precise geometry and angle layout in classrooms, studios, and offices. - center rotation design improves angle accuracy - durable aluminum alloy with anodized coating resists corrosion - easy angle reading with clear scale for quick drafting
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