Here's a good test that might give you some rough idea of SR-77. Performed by the SYK team.

http://forums.equipped.org/ubbthreads.php?ubb=showflat&Number=101851

As for INFI. Performed by David Brown and associates.

http://www.thaiblades.com/forums/showthread.php?s=939a0a8844c2241b9ed09e648cff031e&t=10723

http://www.knives.pl/forum/113-noze-takt...dark-ops.0.html

Sorry SYK team if I'm disregarding some rule about posting links from other forums.

Hope these help.

JYD #54 "Put your hands high, let your arms be the pillars that be holding up the sky..."