OK, back on topic ...
Now that the fretboard surface and slots are prepared its time to drive the frets home:
The neck is backed up with a 25lb bag of lead shotgun shot...
... Until we get to the body. Then the "Fret Buck" is clamped in place to provide back up support, to the top, while hammering the frets in over the body.
After all the frets have been properly seated and closely inspected we glue the frets in place with super thin CA (Super Glue).
The glue is allowed to dry for a few hours and then we will address Dennis' question about how we treat the ends of the razor sharp frets