assembly services

Jay & Kay Mfg. Inc.

72 Louise Street

Croswell, MI. 48422



Phone: 810-679-2333

Fax: 810-679-2633





Our assembly capabilities are wide ranging. We will finish and assemble your mechanical parts to most levels, including drop shipping direct to your customer





We have a 20,000 square foot onsite warehouse that provides our customers convenience and savings in several ways, including:



  • Shipping and Receiving
  • Packaging, Repack and Assembly
  • Stretch and Shrink-wrap
  • Distribution
  • Quality control
  • Strict inventory control


Outsourcing these items won't tie up your capital and can give you a more rapid market turnaround. We will maintain the high standards your merchandise requires. Discounts have been negotiated with common carriers or use one of our private carrier contractors for the extra assurance you may want.




Sorting / Testing / Check Gauging

Sorting arrangements are determined then executed using mutually-agreed upon method(s) in conjunction with each of our customers, to assure consistent quality welds.


Non-invasive testing:


  • Check Gauging
  • Checkgauges can be provided utilizing our in-house fabrication capabilities for your convenience.






Marine Division

Hard Tops

Production Welding

Machining Capabilities

Fabrication Capabilities

Lubrication Products


Casting Services



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Covered by one or more of the following patents: US 7,798,089 B2, US D589,495 S

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