MW Industries

MW Industries, Inc.

Your Spring and Fastener Specialists

The MW Industries, Inc. (MWI) family of companies, is the second largest manufacturer of springs and specialty fasteners in North America. More than 23,000 customers in over 35 countries trust the MWI family with the design and manufacturing of springs, fasteners and flat-stamped spring-related products.


MWI companies offer:

  • Proficiency in coiling, wire forming and machining
  • Protoype to full production quantities
  • All configurations and volumes including CNC-controlled processes


Wire coiling diameters:

  • Cold wound: .13mm - 16mm (.004" - .630")
  • Hot wound: 11mm - 50mm (.433" - 2.00")
  • Extension: .25mm - 16mm (.010" - .630")
  • Torsion: .25mm - 16mm (.010" - .630")
  • Double torsion: .25mm - 16mm (.010" - .630")



  • Copper and alloys
  • Steel, carbon and all grades of stainless
  • Nickel and alloys, including MP35N
  • Titanium
  • Music Wire
  • Exotics including: Elgiloy™, Hastelloy™, Inconel™, A286 and Monel™


Other processes and finishes:

  • Shot peening
  • Stress relief
  • Hardening
  • Tempering
  • Dyeing
  • Grinding
  • Powder coating
  • Heat set compression
  • Wire rolling


Each of MWI's 13 divisions employ various production technologies pertaining to, and specializing in spring and fastener manufacturing and technology. To view a division's list of certifications, visit the location's web page at



Get quotes online for manufacturing services at from machine shops, fabricators, job shops and contract manufacturers. connects buyers and suppliers when the buyer has a need and the supplier has the right expertise and capacity. analyzes all engineered parts and RFQs for improved manufacturability and to ensure quality and a quick quoting experience.

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  • Rosemont, Illinois
  • USA 60018