For over 25 years, MDI has been a leading supplier of quality products to the furniture, healthcare, display, beauty supply & technology industries. Over the years, MDI has built long term relationships with customers and vendors by providing quality products.

As a manufacturer and importer of a very broad range of quality components, MDI supplies O.E.M.S and distributors throughout the U.S, Canada and Mexico.

We stock many standard parts including: Casters, Glides, Knobs, Tube Connectors, Adaptors, etc. Our goal at MDI is to be your “Direct Source” for quality components.

We accept most major credit cards and will quickly authorize net 30 day terms with your good references.


Custom Mechanical Parts – Plastic or Metal

Plastic Components

  • We have two injection molding facilities in Southern California where the majority of our plastic parts are produced.
  • We process a wide range of thermoplastic materials.
  • We are fully equipped to provide tooling, product development, secondary operations, assembly, special packaging and inspection.
  • The best part: Our unique modular system allows us to build tooling for new items for a fraction of the cost of a complete mold.

Metal Components

  • Over the last 25 years MDI has developed excellent sources in Asia for cold formed, screw machined and die cast metal parts.
  • Materials include low carbon steel, steel alloys, stainless, brass, aluminum and zinc.
  • Complete facilities for plating, painting and other finishing including RoHS compliance.
  • We are able to combine even small orders with our weekly container deliveries. Average lead times are 8~10 weeks.

We welcome your questions and quotation requests and are happy to provide engineering and technical support if required.