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Re: [Homebrew_PCBs] drill before removing toner if you use TT

2007-02-13 by Stefan Trethan

On Tue, 13 Feb 2007 01:35:19 +0100, David McNab <rebirth@...>  
wrote:

> Too right!
> As for myself, I always drill with a drill press stand, an 18 watt
> mini-fluoro bulb close-up, and a 4x head magnifier. Pretty hard to
> confuse the drill bit with the copper in *that* environment :P


I dunno, i use a 10W car light shining down from the drill, from the side  
and from behind. It makes the copper glare a bit and after a while my eyes  
get tired from it and it looks too much like the epoxy around it. Not so  
that i wouldn't see it but enough to stress my eyes much more than the  
black.
Also, if i don't hit the exact center, the drill nicks the toner exposing  
a bit of copper, so i can correct the position slightly to get it on  
target.

ST

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