Staedtler Mars Professional Square Template (Model No. 977 104) is a professional-grade drafting tool used by architects, engineers, and designers for precise manual drawing. 

Product Features

Capacity: Contains 41 square cutouts ranging in size from 

• Detailed Markings: Includes full dimensioning in fractional inches with corresponding decimal and millimeter equivalents for each square.

• Dual Rulers: Features integrated rulers along the edges for measurement and creating straight lines.

• Large Square Constructors: Incorporates dual large square constructors for drafting larger square shapes with specific increments.

• Material: Made from a flexible, translucent green plastic, allowing you to see the drawing surface underneath for accurate placement. 

This is New Old Stock from a business that had closed up and this just hung on the pegs for quite some time. Because of that as you can see in the pictures there is some discoloration to the cardboard.

Please message me if you have any questions and I thank you so much for looking at my professional template