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Jeremy Hill

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GD&T 101: An Introduction to Geometric Dimensioning and Tolerancing

This article was originally published in February, 2017 by Jeremy Hill. The content has been updated. Geometric Dimensioning and Tolerancing (GD&T or GD and T) is a standardized system engineers and manufacturers use to define and communicate design intent, product geometry, and tolerances to ensure precise control over manufacturing variations. The US military created a […]