Tru-Thread Ltd quality system has been designed to meet the stringent requirements of the international and industry specific standards adopted by the oil and gas, aerospace and marine market place. Our metrology laboratory is approved to ISO/IEC 17025 : 2017 by UKAS for the measurement of gauges used within these industries. Through regular auditing of the procedures continuous improvements are being implemented to ensure that Tru-Thread’s calibration services meet the high expectations of our customers.

Tru-Thread Ltd is the only company in Europe approved by the American Petroleum Institute for the manufacture and calibration of all three gauge specifications 5B, 7-2 and 11B. Tru-Thread also holds the largest suite of reference master gauges in Europe enabling us to offer a comprehensive calibration service.