[Shop-talk] Drilling through a spark plug to make a christmas ornament?

[Jimmie Mayfield]

I wonder if you use an EDM to drill out the electrode?

On 12/14/18 8:37 AM, Benjamin Zwissler via Shop-talk wrote:
>
> Drilling out the center electrode would be my only recommendation, but 
> I suspect that won't be easy either. I the bit gets out of the center 
> and contacts the ceramic its likely to get dull rapidly and its a long 
> narrow channel that would require really tight alignment.
>
> Ben....
>
> On Fri, Dec 14, 2018 at 8:01 AM Jim Franklin via Shop-talk 
> <shop-talk at autox.team.net <mailto:shop-talk at autox.team.net>> wrote:
>
>     While lying awake at 0-dark:30 I had an idea of turning old spark
>     plugs into ornaments by inserting blinking lights in them. I
>     thought for sure it would have been done but I can't find anything
>     out there in Internet land. Is it possible to pull out the center
>     electrode with hand tools and a vise?
>
>     thanks,
>     jim
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>
> -- 
> Ben Zwissler
> bjzwissler at gmail.com <mailto:bjzwissler at gmail.com>
> Columbus, IN
>
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