Interfuse Manufacturing is a premier cutting, fabricating, and machining company owned and operated by Smitchko Tool & Die, Inc., founded in 1974 by Douglas Smitchko Sr.  Currently operating in two facilities located in Central Pennsylvania, Interfuse continues to expand its capabilities and operations to meet the needs of its growing customer base. Our unique understanding of machining operations combined with the most advanced technologies in welding and fabrication allow us to serve a variety of industries in the nation and around the world regardless of company size, volume, and complexity.