Take it to a gunsmith.
Remove cylinder - remove firing pin pin located under rear site - use finishing nail/small center punch ,place against back of firing pin and tap lightly driving pin toward "removed" cylinder
Best left to a S&W factory trained gunsmith.
You let a gunsmith do it.
To remove the firing pin from a Savage 440A shotgun, first ensure the firearm is unloaded and safe to handle. Remove the stock by unscrewing any screws that hold it in place, and then take off the trigger assembly. Next, locate the firing pin assembly, which is usually secured by a retaining pin or screw; remove this fastener, and then gently pull the firing pin out from the bolt assembly. Always refer to the manufacturer's instructions or a gunsmith for detailed guidance if uncertain.
You need a gunsmith
Best left to a gunsmith
Get help from a gunsmith
Best left to a gunmsith.
Find a good gunsmith or machinist
google it.
Pull the triangle pin out from under the barrel and then slide the revolver out to remove bullets
To remove the firing pin from a Western Field M550 ABD shotgun, first ensure the firearm is unloaded and safe. Disassemble the shotgun by removing the forend and barrel, then locate the firing pin assembly, which is typically housed in the bolt. Carefully remove any retaining pins or screws securing the firing pin in place, and gently pull it out of the bolt assembly. Always consult the manufacturer’s manual for specific instructions and safety precautions when working on firearms.
Remove the firing pin from the rear and the locking bolt will side out the side of the bolt