10 cm Transparent Triangle Ruler - Precision Drafting Tool for Students & Designers #242678 (License: Personal Use)

This high-visibility, translucent blue triangular ruler measures exactly 10 cm along its longest edge and includes fine metric gradations for precision work. Its built-in right-angle cutout allows quick verification of 90° corners, while the durable plastic construction ensures long-term usability in classrooms, workshops, and design studios.

Used in educational settings for geometry lessons, technical drawing classes, and DIY projects; ideal for students, architects, engineers, and hobbyists needing reliable angle and length measurement tools.