Sioux Pneumatic routers have been designed and manufactured in the USA for over 100 years. Sioux passionately serves the manufacturing and service industries with world-class pneumatic power tools made in Murphy, NC. From raw materials to final assembly, the Murphy facility manufactures Snap-On air routers, pneumatic drills, screwdrivers, impacts, grinders, sanders and many specialty tools. This is the same award-winning facility that makes many Williams Power Tools.