Company type | Subsidiary |
---|---|
Industry | Manufacturing |
Founded | Los Angeles, California, United States (1907 ) |
Founder |
|
Headquarters | , United States |
Products | Industrial tools |
Parent | Stanley Black & Decker |
Website | protoindustrial.com |
Proto Tools (formally Stanley Proto) is an American industrial hand tool company. Founded as Plomb, it is presently a division of Stanley Black & Decker. The company is credited with creating the first combination wrench in 1933.