[Accurate measurement, essential for learning]
The set includes three high-precision drawing tools:
Triangle ruler: one 45 °/90 ° triangle ruler, one 30 °/60 °/90 ° ruler, with anti slip edge design, making it easy to draw parallel and vertical lines.
Straight Scale: Extended scale, rotatable and expandable, anti slip pattern, no deviation in drawing.
Half circle protractor: 180 ° arc, precise scale.
Core selling points:
✅ PS material: anti drop and wear-resistant, long-term use without deformation
✅ Accurate engraving scale: super clear, rejecting blurry and ghosting
✅ Portable storage: It is packed in a sturdy transparent bag
Applicable scenarios:
Classroom Geometry Drawing | Engineering Design | Model DIY
Say goodbye to ‘drawing crooked’ with professional tools, and make every stroke as precise as a ruler! 📐✨