How to create a custom Dimension Style
You want to create a new dimension style but you don’t know how to do that?
I think that here is the answer.In this tutorial you’ll find how to create a new dimension style in a few and easy steps.
And the result will be just like in the image below.
Here's the tutorial...
Answered with a tutorial: https://grabcad.com/tutorials/how-to-create-a-custom-dimension-style
That was a good tutorial very similar to this this one http://www.2learncad.com/tutorials/dimension-style.html see if you can complement them.