It would depend on the intended purpose and size of this bur.
The are wheel burs which can be ground down to be a simple end
cutter, or there are simple end cutters. Neither of which is going
to be real controllable without a preformed hole as a start. Ex, you
want a 1.8mm hole…start with a ball bur go to 1.7mm, then use an
endcutter to true up the size and profile. Because wheel burs cut on
the edge as well as the face, they can wander if you don’t grind the
edge off. By grinding you can also make to whatever exact size you
Pearl drills look like carpenters spade bits so that might be
something for you, self centering but its going to leave a small
dimple in the middle of your finished hole.