So I don't know about the first digit, but the second one obviously days not refer to days of the month.
I have to think this is some sort of system for matching bodies to necks relative to setting up the CNC machines or whatever. So the measurements are synced? That's my guess.
I have to think this is some sort of system for matching bodies to necks relative to setting up the CNC machines or whatever. So the measurements are synced? That's my guess.