Those are all special competition knives, and awesome at that! <img src="/ubbthreads/images/graemlins/eek.gif" alt="" /> There will be similar cutting contests at Blade in June, and it's fun to watch. It should be pointed out that what those guys are doing in the video is VERY DANGEROUS!!! <img src="/ubbthreads/images/graemlins/shocked.gif" alt="" /> <img src="/ubbthreads/images/graemlins/eek.gif" alt="" /> Definitely NOT for the average person to try at home!!! <img src="/ubbthreads/images/graemlins/crazy.gif" alt="" /> Cool video though - thanks Bob! <img src="/ubbthreads/images/graemlins/thumbup.gif" alt="" /> <img src="/ubbthreads/images/graemlins/grin.gif" alt="" />