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.

ak-iso_signed_closeup-copy

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.