Alvin, Aluminum Engineer Triangular Scale, Ruler for Drafting and Drawing, Great for Students and Professionals - 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 - This heavy-duty scale is constructed of solid aluminum, yet still made lightweight for ease of use. Built to last for many projects to come.
Compact, Convenient Storage - Each triangular scale is packaged in a hard, plastic case for convenient storage and easy transport.
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.