Re: [CAD_CAM_EDM_DRO] rE:Re:RE: programming by hand

It appears to me your saying a drawing for a part should not have any
tolerance at all Bill.
Is that what you mean to convey...or did I mis-read something there?

From an engineering standpoint there are very good reasons for using a
nominal dimension and then adding a plus or minus (as required) tolerance on
the part.

Smoke

Typically, they

>would draw something at 3 inches and then they would
>manually dimension the print with a 3 inch plus 0 minus .010
>tolerance While some will say that this is not a problem, it
>is when you are machining the parts from the model files
>sometimes weeks before drawing files are actually created.
>