Geometric Dimensioning and Tolerancing for Mechanical Design is a comprehensive text written primarily for the learner who is new to the subject of GD&T. This second edition has been expanded to include the new symbols, terms, and applications in the latest revision of the Dimensioning and Tolerancing standard, ASME Y14.5-2009. It has been written so that the learner can understand the principles of GD&T and use them in practical applications on drawings. This text is intended for courses in colleges and universities, as well as corporate training programs. It can also be used in self-study courses for professionals in engineering, design, drafting, manufacturing, and quality.