Archive of the former Yahoo!Groups mailing list: Homebrew PCBs

Hi,


My drills are all without the little plastic rings, so i bought a small
lot with rings in the hopes of using them.
How can those rings be set? does it work with a metal tube and a little
hammer?

Also, if somebody knows a inch/metric PCB drill conversion table (with the
#), please let me know. it isn't that important as i can easily calculate
it myself, but if you know a url...

ST