[Shop-talk] adjustable thread dies

[Eric Russell]

What I have done is cut a good nut into two halfs, position them onto the
good threads and clamp them together. Then back this assembly out over the
boogered threads to straighten them out.

EjR

On Sat, Sep 17, 2022, 2:41 PM john niolon <jniolon at att.net> wrote:

> Help machinist and mill wright type people
>
> I have a output stud in an alternator case that the beginning threads are
> stripped/galled/messed up from someone trying to force a metric nut on it.
> the stud is about
>  5/8"  long and the majority of the threads are good.
>
> I can't seem to get a 12-24 die started so I know it will true up the
> existing threads.   I see they make adjustable dies on the net... can I use
> that to slide over the bad threads
>
> the adjust the bolt in the die to sit right on the stud then thread it
> back over the bad threads ??   I just hate to send 20 bucks for the die if
> it won't do what I want...
>
> Any experience doing this ??
>
> thanks
> john
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