[modeleng] Re: 'oles

  • From: Allen Messer <al_messer@xxxxxxxxx>
  • To: modeleng@xxxxxxxxxxxxx
  • Date: Mon, 7 Mar 2005 05:28:25 -0800 (PST)

Are we talking about "clock Spring" material, or
"Automobile leaf spring" we have scrounged?

Al Messer
--- JESSE  LIVINGSTON <fernj1@xxxxxxxxxxxxx> wrote:

> Spring steel can usually (noticed I said USUALLY) be
> drilled by running the
> drill very slowly, using plenty of thread cutting
> oil and keeping a steady
> and relentless pressure against the drill bit.  If
> the drill ever makes a
> turn without removing metal the steel will instantly
> case/work harden and
> all forward progress will cease.  This same system
> works on stainless steels
> that work harden when drilling.
> 
> Unka Jesse
> 
> > I wonder what I said?
> >
> > Punching it, "burning" through using a car battery
> and electrode, and... I
> > am sure there are other ways but my mind has gone
> blank.
> > Alan
> 
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