Double Square, 4" 4R, Starrett![Made in United States](/images/flags/US.32.png)
![Double Square, 4" 4R, Starrett](/images/products/480/3559.480.jpg)
- Starrett 4" double square with graduated blade
- 4R Graduation – 8ths, 16ths, 32nds, 64ths
- Popular with machinists, toolmakers, and patternmakers
The sliding blade is adjustable making it more practical for a wide variety of uses than a common square with fixed blade. The faces of the head are ground square.
Starrett catalog number 13A.
![Chris](/images/chris.gif)
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WARNING: This product can expose you to lead, which is known to the State of California to cause cancer and/or reproductive harm. For more information go to www.P65Warnings.ca.gov. |