they should be tite enough to not need locktite.
most complain to tite.
tial and error, measure old dowel vs new and note difference.
put new dowel in drill press or drill and polish to comfortable fit.
Not too tite to be a hardship, not to loose where they turn freely.
At least thats what I do.

Last edited by theclutcher; 11/14/10 10:46 PM.