drill/tap in frames
On Mon, 09 Jul 2018 10:55:00 -0700, Jeff Liebermann
On Mon, 9 Jul 2018 16:21:43 +0000 (UTC), David Scheidt
:On 7/7/2018 7:27 AM, Emanuel Berg wrote:
: Are there any secrets to drilling holes in
: steel bike frames? I have a couple of discarded
: ones I can test on but I thought I'd
: ask anyway.
: Do you use normal power hand tools like
: a drill-screwdriver and/or a drill press (if
: possible with the desired bolt position)?
: Do the normal rules apply, e.g. to get
: a threaded hole for an M6, you first drill with
: a 5.0mm drill?
: And you can use chainsaw oil, right?
:As Jobst Brandt stated: "I don't know many riders who believe that
:drilling a hole in a frame tube is a reasonable concept."
Who cares what riders think, what do the egineers do?
Jobst Brandt was a mechanical engineer.
What's an egineer?
One might comment that a fairly large number of bridges, that
subsequently fell down, were designed by the engineers of the times