Trusted Internal and External Thread Grinding

Par Manufacturing, Inc. has been providing precision internal and external thread grinding services to companies nation-wide for more than 60 years. We provide thread grinding services for numerous companies in the aerospace and medical industry, including Boeing, Sikorsky Aircraft, Pratt and Whitney Engines, and many more. Our owner-operator and his team have many years of experience. We take pride in our workmanship, quality, fast turnaround time and competitive pricing.


About Our Internal and External Thread Grinding Business