In article ,
Mike Halmarack wrote:
Go to Screwfix and type "cone" in the search window and then go to
sepcialist drills, a wole raft of them come up.

"Sepcialist drivel and his wole raft" - you have a name, all you need
is the hit song

Even so, good tip. I'm for it.

It's not, actually. All too easy to do more damage than good. If you
really want a perfect finish you want a tapered hand reamer - not a cone
cutter. The angles on those are too steep.

--
*If one synchronized swimmer drowns, do the rest have to drown too?

Dave Plowman London SW
To e-mail, change noise into sound.