" one big boob"

A lotta bad advice from this group.


** Nope - just from you ****head.,


As an ex machinist,


** Got fired for incompetence did you ?


And yes!! DO use a center punch to make a starting point. It will
NOT work harden the SS.

** Fraid it almost certainly will.


Work hardening is caused by the heat...


** ROTFL

Work hardening = hardening by "cold working".

Something most of the stainless steels are FAMOUS for.

******.



.... Phil