How to use CATIA V5 Auto Dimension in effective way.

Making 2D drawing Dimension sometimes takes time.
In this video you will know how to use EFFECTIVELY the auto dimension of catia V5.
Suggestion
1. First think of the size of material you want to use.
2. Think of how do you want to machine the part (in my example video. I used Checking Pin. and this part will be use lathe machine)
3. Think how this part will be machined step by step.
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