Ball plunger [was:RE: [CAD_CAM_EDM_DRO] Indent thing

Bill, is this the thingy?

http://www.jergensinc.com/infodir/catalog.asp?GroupNum=515

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robert weiss bobweiss@...

>
> > A while back on this list, I think in regards to building a
> handwheel
> > for a CNC machine, someone mentioned the name of the part
> that gives
> > the indent feel. Basiclly it's a small threaded rod,
> hollowed out with
> > a spring and a ball inside. The ball sticks out the end a bit and
> > would
> engage
> > a series of holes to give an indented feel. I looked them up at the
> > time, and now that I need one I can't remember the name.
> Have not been
> > able find the post in the archives since I can't remember
> the name of
> > the damn thing. Anyone??