Your Source for GD&T Training
Based on The GD&T Hierarchy

Tec-Ease, Inc. provides the most comprehensive GD&T training and coaching in the industry. Our GD&T courses are designed to keep the participant interested and engaged, while having fun.

Contact us

Your Source for GD&T Software
and Computer Based Training

Tec-Ease, Inc. software packages are designed to help train and offer continued support to companies and employees in the industrial manufacturing field.

Contact us

We offer On-Site Courses,
Public Seminars,
Webinars and Computer Based Training.

Contact us

No Need For Those Half Dimensions (#250)

(In accordance with the ASME Y14.5-2009 standard)

PDF available for premium site members.

The last Tip brought comments of concern because the drawing does not include "half" dimensions for 20 and 60 dimensions. Since the 60 is basic, adding a 30 would not change the meaning. The pattern of holes is implied centered on the datum center plane and there is a "zero" basic implied dimension. The 20 wide slot on these drawings is directly …

Max the Tec-Ease mascot

Learn About Premium Today!

Back to Tips Tip added Nov 2010