Leader in Thread Gage Calibration since 1956

Serving THE Entire Southwest

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TGC is the Thread Gage Calibration division of Osborn Products Manufacturing - A leader in thread gage calibration and the production of critical threaded parts since 1956.

Our team brings an average of 25 years of individual experience in threads, with over 150 years of combined expertise in solving the unique challenges of precision threading.

TGC has implemented some of the most advanced operating systems in the industry, enabling us to complete thread gage calibrations in just 7 business days, among the fastest turnaround times available.

In addition to calibration, we distribute new thread plug and ring gages to support all your threading needs. Our extensive supply chain also allows us to help you source non-standard thread gages, offering efficient solutions for even the most specialized requirements.

We are:

Registered to ISO 9001:2015

Certified to AS9100

Accredited to ISO/IEC 17025:2017 for thread plug and ring gage calibration.