When I first polished the metal parts inside my Glock pistols, I had a bit of polishing compound on a piece of cardboard. I rubbed the extractor on this spot top and bottom. It polished the extractor a little bit and I think it keeps things moving with NO lubrication. Good luck!
-- Robert --
NRA Life Member
"Giving Money and Power to Government is Like Giving Whiskey and Car Keys to Teenage Boys" - PJ O'Rourke