According to our records, this business is located at 1245 San Mateo Ave. in San Bruno (in San Mateo County), California 94066, the location GPS coordinates are: 37.640148 (latitude), -122.411848 (longitude). Grafen Machine Works is categorized under Machine Shops (SIC code 3599). Known organization owner is Robert Vidmar. You can contact the company by phone at (650) 588-0664.