----- Original Message ----- From: "George Lawrence Storm" <Keencoyote@...> To: <Homebrew_PCBs@yahoogroups.com> Cc: "George Lawrence Storm" <keencoyote@...> Sent: Thursday, April 13, 2006 4:46 PM Subject: [Homebrew_PCBs] Looking for a specialty bit / looking for a prototyping board. >A long time ago I once had a specialty bit which was used to create a > "donut" pad on a copper clad board, it had a pilot/drill and two > spurs which cut the pad. > > I forgot what it is called, can anyone identify it and where I can > obtain them (preferably in a few sizes)? Farnell stocks them, order codes 146411 and 146413. Leon
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Re: [Homebrew_PCBs] Looking for a specialty bit / looking for a prototyping board.
2006-04-13 by Leon Heller