Since McCay Tool and Engineering’s founding in 1950, a lot has changed in the aerospace manufacturing industry. Our commitment to quality has not.

We provide high quality, complex machine components for the aerospace and industrial fields. And, through decades of advancements in precision engineering, we’ve established ourselves as one of the nation’s premier and most trusted machining contractors. We strive for continuous improvement in our processes as we adapt to the ever-evolving needs of our industry.

In addition, we invest in our employees and equipment by obtaining industry and company-specific certifications, including ISO9001, AS9100 and Boeing D6-51991 DPB. Our customers can have the confidence that their products will be right the first time, every time. No matter the size or scope of the project, you can expect nothing but quality products from McCay Tool and Engineering.

Download our AS9100 Certification


  • ISO 9001:2015
  • Boing D6-51991 DPB
  • ITAR Registration