On Mon 23 May 2005 05:18:59p, "George" george@least wrote in
:

Principle is well-known. Round peg in round hole splits. Square edge,
breaks fiber to make passage.

Yah but, but, I thought the whole idea was to apply pressure on the
mortised board so the whole thing stayed together better. If you
deliberately whack the pin in so a piece of it actually breaks off, then
you basically got nothing but a pinned mortise, not a drawbored one.