Homebrew PCBs

--- In Homebrew_PCBs@yahoogroups.com, "Mike Young" <mikewhy@s...> wrote:
>
> Can I conclude, from the lack of choices for 1/8" shank center drills 
or 
> countersinks, that center drilling the itty-bitty PCB holes isn't 
popular 
> practice? Too dumb a question to bother answering?
>

When printing the board you can add a cenre hole by making the 
component pad a donunt.  The slight raise in the copper makes it 
possible to centre the pcb drill when working without a drill press.  
Without the donut is is very hard to keep the bit on track.

Mike