High-quality plastic triangle ruler for advanced drafting, with a see-through window for precise drawing. - Brand: KIKUCHI - Type: Triangle Ruler - Material: Plastic - Size: For advanced drafting - Features: With see-through window · Nominal size: 24cm · Comes with a vinyl case This item has been in storage for a long time. While the transparency has diminished overall, the shape appears to be in good condition. Thank you for looking.