As " souvenir " from the Lan-Cay Cie, for see, understand, that make an M9 BAYONET it's not make a Super High Quality product as a " diamond "... See the machine-tools in these videos, and the environement.. It's not a " Laboratory " as at the GLOCK guns maker in Austria or at the FERRARI cars maker in Italia,... as example
HERE some guys who was in the Lan-Cay Cie :
http://www.youtube.com/watch?v=4ti52ZIne18&feature=plcp