Screw S&W.Buy and install one of these spring kits.Check out You Tube how to de burr and polish the sear.Just remember on the sear you are polishing,not removing metal.Take pics as you take revolver apart.Takes about 2 hours if you are a klutz and stick a couple hundred back in to the mattress. https://www.brownells.com/handgun-p...on-kit-178-sku965178000-26193-36899.aspx
Even if you do nothing else, just get a spring kit. Not that hard to do. Makes a big difference. Can always polish up the rebound slide another time. Been doing them for almost 40 years.
