Hint: When you see the smith, explain the symptoms, not the probable cause.
As a car mechanic told me once, "If you know what the F$CK the problem is, then why do you need me? Fixit ya-self!"
Explain the problem and let him analyze. You have enough info to see if he knows his stuff.
"A well regulated Militia, being necessary to the security of a free State, the right of the people to keep and bear Arms, shall not be infringed."
Life Member NRA
Life Member NAHC
Former President of the ECPT (Eifel Combat Pistol Team)