Yahoo Groups archive

Homebrew PCBs

Index last updated: 2026-04-03 21:38 UTC

Message

Re: Cheap rotary tools at Harbor Freight

2006-01-22 by alan00463

--- In Homebrew_PCBs@yahoogroups.com, "kilocycles" <kilocycles@y...>
wrote:
>
> Alan,
> Now that you mention it, I have a saw table I haven't used in years
> that mounts a regular 7 - 7/14-in circular saw.  The carbide blades
> for those saws are pretty thick, since their application is not
> usually fine finish work, but I haven't investigated diamond blades. 
> The diamond-edge tile saws are made to cut ceramic material, so I
> figure they'll do pretty well on fiberglass-epoxy.
> 
> The reground router bits I use are carbide, and they have no problem
> at all with the PC boards.  In the meantime, I quickly dulled two
> regular Dremel "hobby" bits drilling the stuff.  The downside to the
> box of 40 reground bit deals is that there are only 4 or five sizes
> that I'd ever use, at least for PC boards.  Still, they're very
> economical when on sale.
> 
> Ted

Yes, that would work fine, I'd think.   How about the score-n-snap
method, i.e. score with a razor-knife and a metal straitedge, then
snap it on the edge of a table ?   

Has anybody been successful using this technique on fiberglass-epoxy?

I always like to try the simplest way first.

Alan

Attachments