Ok fair enough i retract my proposal of mass application shenanigan's.
I do think starting a tradition of farting in the barracks lobby still has merit.
Recently acquired a Steyr hahn that I needed to fabricate the spring retainer plug as it was missing. Also had to rebuild the locking we wedge the lip was broken off. And had to adjust the spring that lifts the disconnect to lift the transfer bar.
Pretty sure any actual gunsmith would have no problem bobbing the hammer. May even be able to tackle the your self with a little research. Not aware of any other modifications necessary to compensate for the reduced mass of the hammer but again I don't know. I'm currently fumbling with the...
Never did come up with the screw size but did manage to get the screw in by gently chamfering the hole. Turns out there was a very small bur stopping the screw from starting. So we are out of the woods for now. :D