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Thread Check Inc.
900 Marconi Ave.
Ronkonkoma, New York 11779

Toll Free
800-767-7633 U.S.A. and Canada
631-231-1515 Global

24 Hour Fax
800-767-2034 U.S.A.
631-231-1625 Global

Feel free to contact us by phone, email or our convenient Contact Us Form if you have any questions concerning any of our products including thread plug and ring gages, plain cylindrical gages, thread and gear measuring wires, thread measuring systems, spline gages, Gagemaker products, metrology equipment, feeler gages, optical comparators, video inspection systems hardness testing equipment, API Thread Gages, thread engineering software and any other items.

We can assist with special order custom gages if you have a specific requirement. We also may be able to assist you in locating a specific product not listed in the Thread Check catalog or website.

Credit card policy

As many of our orders require special processing requirements including special gage sizes, tooling, gage blanks, custom marking and other specific customer requirements, it is company policy that we charge your credit card at time of order. In the event of a Cancellation, charges will be incurred for the portion of the order or service completed.

Alternate payment arrangements should be discussed with your sales representative.

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