Alvin, Combination Triangular Scale, Metric and English Measurements, White Drafting, Architecture and Drawing Ruler - 12 Inches

Easy to Use - Sharp, easy-to-read graduations resist wear, includes both English and metric measurements.. Multipurpose Scale - Designed for architect, engineer, and mechanical draftsman graduations. Great for students, hobbyists, and professionals alike.. Durable, Premium Material - Made with a soft, satin finish from high-impact plastic. Edges are tapered for comfort and ease of use.. Precision Design - Designed for accurate and reliable measurements and consistently straight edges to make every project easy and accurate.. A Professional's Choice - Alvin has been the professional's choice for drafting tools and drawing supplies for over half a century. Since 1950, we have brought quality and value to our customers.