How VERY true...
If there is machine flex as the bit drills, AND/OR if the drill speed
is too slow, you break drills. (speed here means BOTH RPM and
downward rate)
If you're doing multilayer, then epoxy smear becomes a real concern.
(Hey we've got Markus's and Jeremy's examples for the THP, and I'm
working to provide the drill <G>)
Ballendo
--- In Homebrew_PCBs@yahoogroups.com, "crankorgan" <john@k...> wrote:
>
> >
> > If you own a milling machine you can drill the PCB with it, for
sure.
> >
> Drilling requires a stiffer machine. Some homemade machines will
allow
> the bit to walk around. It takes less of a machine to mill than
drill.