(207) 442-7938   873 U.S. Route One, Woolwich, ME 04579   M-F 9am-4:30pm SA 9am-3pm

Proportional Scale

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  • Regular price $10.00
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The Westcott Proportional Scale is used to calculate enlargements or reductions from 10% to 1000%, from 1" to 100". Made of tough plastic, it has large, easy-to-read markings.

Available in a variety of sizes, the Proportional Scale can be used for a variety of applications, from quilts to photo enlargements and more. It provides the number of times of reduction as well as the percentage of the enlargement or reduction. The calibrations for fractions smaller than 1" are printed in blue.


Our Promise To You.

If it is for sale in our store -- it is because we use it and love it!

We are happy to share our experiences with these tools which may enhance your own. Given care, maintenance, and love, each of these fine tools is capable of lasting a lifetime. We do limit warranties to those offered by our supplying manufacturers. If ever you have a question or concern regarding any of the tools we sell, please let us know.

Online. On Campus. On The Job Site.

These tools, toys and supplies are in constant use by our students, timber framing crews, and family. At Shelter Tools, we have a working knowledge of every product we sell. Graduates will find particular items recommended in class and on site.


If you don't see the tools or items you need, we can find it for you. Write us or call us anytime.