Some good info in this thread: http://www.knifetalkforums.com/ubbthreads.php?ubb=showflat&Number=20012#Post20012

FWIW, the above thread is still "active" so if you have a question, post up.

Also all of the links in this second post are good reads and picture show: http://www.knifetalkforums.com/ubbthreads.php?ubb=showflat&Number=40328#Post40328
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Rob