NOW AVAILABLE! Our newest GD&T book, entitled: "Geometric Dimensioning and Tolerancing Textbook and Workbook [per ASME Y14.5-2018]”, a 621-page GD&T Textbook and Workbook that not only explains the GD&T symbology, rules and principles in the ASME Y14.5-2018 Standard (as well as previous Y14.5 standards), but provides a comprehensive workbook section that allows one to test their skills. It explains how to interpret, read and apply GD&T to design drawings and CAD representations of product definitions that use the ASME Y14.5, then has 85 pages of workbook problems to answer questions, interpret drawings and create correct product and assembly definitions. Also now available, the ANSWERBOOK for the Workbook Section of the Geometric Dimensioning and Tolerancing Textbook and Workbook.

Our new GD&T textbook, entitled: "Geometric Dimensioning and Tolerancing-Applications, Analysis & Measurement [per ASME Y14.5-2018]”, a 576-page GD&T book , co-published by ASME, that explains long-standing and new symbology, rules and basic principle revisions that took the Y14.5 committee over 9 years to complete. It shows how to interpret design drawings and CAD representations of product definitions that use the ASME Y14.5-2018 standard.