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Effective third-party quality assurance requires exacting attention to procedures and processes, with a standardized approach to determining the correct procedures and processes. As the creators and authors of Standard DS-1®, we have demonstrated our leadership in defining the quality standards for drilling equipment, especially drill string components. Coupled with more than 25 years of field experience, our expertise in standards uniquely positions T H Hill as the industry’s premier provider of drilling equipment quality assurance programs. We also support our field technicians with a highly specialized engineering group to ensure that technical issues are resolved based on sound engineering principles, not expedience. We have implemented quality assurance programs in every oil & gas region of the world, so no matter where you are drilling, we have the practical experience to help you avoid costly equipment failures.