On May 5, 8:41*am, Randy wrote:
On Tue, 4 May 2010 03:31:33 -0700 (PDT), Jim Wilkins
...
I guide reamers with the dead center and hold or turn them with a tap
wrench.
jsw

Then I take you are using hand reamers. * Chucking reamers do not have
a square on them.

Not initially.

jsw