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Adding Tolerance Notation

In mechanical drafting, tolerances are a key part of a drawing’s notation. They specify the allowable variation in size and shape that a mechanical part can have. To help facilitate tolerance notation, AutoCAD provides the Tolerance command, which offers common...

Skewing Dimension Lines

At times, you may find it necessary to force the extension lines to take on mangle other than 90° to the dimension line. This is a common requirement of isometric drawings, where most lines are at 30° or 60° angles instead of 90 degree .To fadlitate...

Adding a Note with an Arrow

Finally, there is the Dimension > Leader option, which allows you to add a note with an arrow pointing to the object the note describes. Click the Leader tool on the Dimension toolbar, or enter Le or select Dimension > Leader from the pull-down menu. At the...

Dimensioning Nonorthogonal Objects

So far, you’ve been reading about how to work with linear dimensions. You can also dimension nonorthogonal objects, such as circles, arcs, triangles, and trapezoids. In this section, you will practice dimensioning nonorthogonal objects by drawing an elevation of...

Making Minor Adjustments to Dimensions Using Grips

The definition points, whose location you can see through their grips, are located on their own unique layer called Defpoints. Definition points are displayed regardless of whether the Defpoints layer is on or off. To give you an idea of how these definition points...

Editing Dimensions

As you begin to add more dimensions to your drawings, you will find that Auto- CAD will occasionally place a dimension text or line in an inappropriate location, or you may need to make a modification to the dimension text. In this section, you’ll take an...