Check out the following graphical GD&T ASME tool.
This software tool will help you to determine the right geometric tolerance for your design.
Software Tool requirements and function:
- Modern web browser.
- Flash 10.0 or higher
- Hover curser over text boxes and select for next option
- Use "Previous Page" function to return to previous web page.
- See bottom of web page for incremental Forward and Backward controls.
Open: Choosing the Right GD&T Tolerance Tool Free