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Homebrew PCBs

Index last updated: 2026-04-28 23:05 UTC

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Re: drill bits

2008-02-16 by javaguy11111

I bought my drill bits at drillbitcity.com . I manage to break the
smaller ones  through my clumsiness before they wear out. They have
some good variety packs that will probably handle most of your
drilling needs. 

I did not have much luck with a dremel. Mine had too much runout. I
ended up buying a high precision mini drill press for drilling my
really small holes. For a less expensive option I think some people in
this group have attached a high speed motor to a long cantilever and
used that for the drill press. 

Sizes can vary, but one thing I learned is when I create my pads in
Eagle Cad I make the holes undersize so when I drill I get copper
right to the edge. 

--- In Homebrew_PCBs@yahoogroups.com, "Chuck Kelsey" <wb2edv@...> wrote:
>
> How about drill bits for PCB work?
> 
> What's the best size for DIP IC's, resistors, etc?
> 
> How about a good supplier?
> 
> Do's and don't about drilling - speed, backing material, etc.
> 
> Chuck
> WB2EDV
>

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