Alvin Triangular Scale Ruler Professional Engineer Drafting New Old Stock
This Alvin Triangular Scale Ruler is a professional-grade tool made in Germany. It features Engineer Graduations and is 12 inches in length. The ruler is brand new and has never been used. It is perfect for drafting and measuring in a variety of settings. The ruler is made to standard (SAE) measurements and is ideal for use in the home or workshop.