I truly hope that is not a customer's revolver. You have spent the money on the trigger pull gauge so I would open the wallet and get you a gunsmithing screwdriver set. You skip that screwdriver over someone's firearm and nobody will care how smooth the trigger is.
It is hard to have hunting without impact. The Outdoor Channel allows bow hunting shows on their network that shows impact footage. We need to stop trying to make everything warm and fuzzy. I hope we never see the day they sensor hunting shows to appease the masses. Soon you will see the arch...
It's much easier if you upgrade your weapon and use your special more often.