Penco Drafting Scale Ruler - Black The Penco Drafting Scale Ruler – Black is a modern reinterpretation of the classic drafting tool. Made from durable aluminum, this triangular scale ruler combines functionality and design elegance. Its matte black anodized finish exudes sophistication, making it a stylish yet practical addition to any desk. Compact and easy to grip, this triangular ruler doesn’t roll or slip like flat ones do. Featuring six different scale divisions (1/100 to 1/600), it’s perfect for everyday measuring or creative projects where precision and style matter. Key Features: Triangular drafting scale with six measurement ratios (1/100–1/600). Made of durable aluminum with a sleek black finish. Easy-to-grip triangular body prevents rolling. Compact size fits neatly in pencil cases. Ideal for designers, students, or stationery enthusiasts. Specifications: Brand: Penco Type: Drafting Scale Ruler Color: Black Material: Aluminum Scale Ratio: 1/100–1/600 Dimensions: 16.9 × 0.7 × 0.9 cm Country of Origin: Taiwan