First you need to know about UCS manipulation
Then you need to know to how to use region, extrude,interface and a few other 3D commands.
have an odd task to do.<BR><BR>I have a large tube with another tube
crossing at a angle. Using 3d,<BR>I will be able to represent them in
autocad.<BR><BR>I do need to cut out where they intersect and then print a
2d<BR>dimensional drawing as a marking template.<BR><BR>Any