Dynamic Blocks

[#1]

Is this what you need?

[#2]

Kind of.  I want to be able to change the length of the bolt also.  So its really a combination of the last two files.

[#3]

may be something like that?

[#4]

That works except I also was hoping for the ability to have a hidden line between the head of the bold and the nut.  But other then that, its perfect.  Thanks.

[#5 · Accepted solution]

try this

[#6]

That works.  And it seems so simple.    Thanks for the help.  I don't know why it didn't work when I tried it, atleast now I can look at it and see how it works and expand my AutoCAD knowledge more.

[#7]

Here's another

[#8]

Here's another