I bought a Florida Highway Patrol commemorative C.R.K.T. Kit Carson M-16-14 like this on eBay for $20 bucks years ago.
http://www.crkt.com/M16-14-Titanium-Tanto-AutoLAWKS-Combo-Edge?&search_id=1631811
It was too huge, too heavy to carry in a pocket, sharp like a razor, but too big for...