Re: [CAD_CAM_EDM_DRO] Re: Leadscrews, PCB router experiment

In a message dated 24-Jul-01 23:52:28 Central Daylight Time,
elson@... writes:

> Unfortunately, the drill bits in question are quite small, and the shanks are
> often HSS or similar material, so the tiny drill bit's weight is lost in all
> that. >>

I have NEVER seen a PCB drill-bit with a steel shank, and only a carbide
drill-end!

>
> > Carbide is even MORE magnetic than HSS!!! NOT a useful test!
>
> I find this hard to believe >>

Hmmm... Different planet than I am on, then.



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