Alex will personally sign his new ISO Geometrical Tolerancing Reference Guide for those who pre-order during the special 25% sale. Read more about the reference guide.

Until April 30, 2010, you can pre-order your copy of the ISO reference guide for only $71, a savings of $24 off the $95 introductory price. Estimated shipping date for the book is mid-May, 2010.
Act now to save money and receive a personally autographed copy of the book.



By now, many of you have heard that ASME Y14.5-2009 has been released. The new version of the dimensioning and tolerancing standard for GD&T incorporates many significant changes, including:
I’ve just returned from the ISO TC213 meetings in Berlin. There are many interesting new changes in the works for upcoming ISO dimensioning and tolerancing standards.