"Where I am talking about is the shoulder of the key shaft, right where the face of it bears on the outer pressed half-cylinder of the plate...area bears the entire load of the string tension, pulling the key shaft inward against it...get a drop of oil in there..."
"This cleared up 100% of the "rock crushing" sensation on the last "worn out" set of Standard machines on which I tried it.
Ah ha! I've wondered where the real friction point was--that makes sense! I've convinced my wife that Hipshot EB7's are a good investment
Re: lubrication product (a whole other thread, I'm sure, but) 3-n-1, white lithium, graphite -- I'm interested in your preference, Bongolation...and thanks for the benifit of your experience.

