Material Conditions
To create geometric tolerances
- From the Dimension menu, choose Tolerance.
- In the Symbol dialog box, select the required characteristic symbol.
- Choose OK to display the Geometric Tolerance dialog box.
Now add the tolerance values and their modifying symbols.
- In the Geometric Tolerance dialog box under Tolerance 1, click the Dia box to insert a diameter symbol (optional).
- Under Value, enter the first tolerance value.
- Click the MC box to add a material condition (optional).
- In the Material Condition dialog box, double-click a material condition symbol to insert it.
- In the Geometric Tolerance dialog box, add a second tolerance value (optional) in the same way as the first tolerance value.
Now add the datum reference letters and their modifying symbols (optional).
- In the Geometric Tolerance dialog box under Datum 1, enter the primary datum reference letter.
- Click the MC box to insert a material condition symbol for the primary datum reference.
- In the Material Condition dialog box, double-click a material condition symbol to insert it.
- In the Geometric Tolerance dialog box, add secondary and tertiary datums and modifying symbols in the same way.
Now add a projected tolerance zone (optional).
- In the Geometric Tolerance dialog box, enter a height in the Height box.
- Click the Projected Tolerance Zone box to insert the symbol.
- In the Datum Identifier box, add a datum value.
- Choose OK.
- In the drawing, specify a location for the feature control frame.
Dimension toolbar: 
Command line equivalent: TOLERANCE