« See more Westcott C-Thru Proportional Scale

The Westcott C-Thru 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.

Proportional Scale, 6"
 (enlarge)
Purchase Item

Add Items to My List...

  • Saving an item or moving it to a list does not guarantee price or availability.

Add Items to My Cart...

Your cart is currently empty.

  • Prices, promotions, and availability may vary by store, catalog, and online.

® Westcott is a registered trademark. ® C-Thru is a registered trademark.