The Signature Story
Inspired by the operator, designed by Sioux Tools.Since 1914, Sioux Tools has been committed to bringing productive solutions to the pneumatic power tool industry.

Signature Series is an innovative pneumatic power tool program created through the implementation of next generation ergonomics, productivity enhanced features serviceability, accuracy and value.

Through industry research and operator input, we have engineered a program that truly delivers tools for the way you work! 

Snap-on Incorporated is the owner of the trademark Sioux Tools registered in the United States and other countries, and also claims rights associated with its unregistered trademarks. See Legal Notices and our Privacy Policy for further information. ©2017 Snap-on Incorporated; All rights reserved.