Snap-on Inc. operates plants in Milwaukee, Wisconsin, Elizabethton, Tennessee, and Elkmont, Alabama. Pneumatic and cordless tools are manufactured in Murphy, North Carolina. Wheel Balancers and tire changers are produced in Conway, Arkansas. Torque products are made and assembled in the City of Industry, California.
Snap-on produces hand-held electronic diagnostic tools for the computer systems used in most modern cars and heavy-duty vehicles, produced in the US at their Kenosha site, along with software development in the US, Ireland, and China, as well as automotive emissions control diagnostics equipment in its San Jose, California diagnostic facility. Snap-on diagnostic products are sold in Europe and Brazil under the name Sun.