It's is a Hitler Youth Dagger and looks original IMHO
an original HJ messer.
M7/8 is the RZM code for the manufacturer Eduard Gembruch , Solingen - Grafrath .
We are the Pilgrims , master, we shall go
Always a little further : it may be
Beyond that last blue mountain barred with snow
Across that angry or that glimmering sea...
nice hj knife
Hitler Youth Knife
Nice later RZM marked only knife
Regards Mac 66.