On Sun, 14 Sep 2014 22:35:25 -0400, "Steven L."
wrote:

What's the best way to get the trip level drain cover off?

If it were me, I'd soak the screws with something like penetrating oil
and give the screws a few taps with a dead punch or wood dowel. Try
that a few times and work them out will tools. Think vibrations to
break the binding of the screw threads. Options would be _"Alden 8440P
Pro Grabit Broken Bolt and Damaged Screw Extractor 4 Piece Kit"

http://www.amazon.com/Alden-8440P-Grabit-Damaged-Extractor/dp/B001A4CWHO%3FSubscriptionId%3DAKIAILSHYYTFIVPWUY6Q %26tag%3Dduckduckgo-d-20%26linkCode%3Dxm2%26camp%3D2025%26creative%3D165 953%26creativeASIN%3DB001A4CWHO

https://tinyurl.com/m9gbuv3

"Two-step drill bit and extractor in one tool. Multiple tools
not required."