Production Machining & Assembly

About Production Machining and Assembly Division

Tennessee Tool and Engineering’s Production Machining and Assembly division is a contract manufacturing house providing machined components from a variety of materials.  From raw bar, to castings, forgings, and extrusions, we work with our customers to deliver the perfect product and quality.  Here in our Oak Ridge, Tennessee facility, we provide medium to large quantity machined products, as well as value added assembly if required.  From “Batch and Queue” to automated “Single Piece Flow”, we work with a variety of systems to ensure the right delivery for our customers.

Tennessee Tool & Engineering’s Precision Machining Division designs and manufactures products for all industries, including:

  • Automotive
  • Oil - Gas - Chemical
  • Military-Defense
  • Instrumentation
  • Research - Scientific

TTE’s Precision Machining Division has the design and manufacturing breadth to satisfy a broad range of customer needs, from cost-competitive, high volume automotive components to custom-designed, unique applications for most difficult applications.

TTE Precision Machining Division’s expertise is in developing solutions for systems around the world, including mission critical applications. TTE Precision Machining Division also has multiple programs for use as defense applications.

Product sizes routinely manufactured by TTE Precision Machining Division range from 0.125“ or up to 20.00” in length and in materials from aluminum to titanium, and others.

Tennessee Tool & Engineering Precision Machining Division’s products include:


  • Cylinder Head Covers
  • Oil Pump Covers
  • Water Pump Bodies
  • Fuel Filtration
  • Air Dryer Systems

Scientific and Special Applications

  • Mechanical Energy related products

Oil - Gas - Chemical

  • Valve actuation
  • Fuel, Air, and Oil controls


  • Pressure Gages
  • Sudden Pressure Relays

Military / Defense

  • Robotics

Tennessee Tool & Engineering Precision Machining Division’s broad capabilities in the design and manufacture of low volume and high volume product lines can satisfy customer needs in every marketplace.

TTE Precision Machining Division was established in 1997 to meet the manufactured component needs of mid to high volume automotive and heavy truck OEM's. Complete turnkey manufactured programs are offered from single units to value added sub-assemblies by using the latest machine tool technology and software to run it. Today's volume machining suppliers must meet the stringent quality and price requirements that have become standard business practice within the industry. With today's ever increasing competition from around the world, our company is positioned to come out on top and meet these challenges head on.


Are you needing more information about how we can partner with you? Request a quote from TTE to help you with your next Machine Automation, Custom Machining, Casting, or Manufacturing related needs. Whether it’s big or small, we are ready to earn your business.