ORIGINAL MESSAGE:

On Tue, 25 Apr 2006 04:39:30 GMT, "Michael A. Terrell"
wrote:

I've used surface grinders, drills, and a cutting torch to
remove them to make repairs.

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Often a Dremel tool with a thin grinding wheel will allow you to make
a slot and then use a regular screwdriver to remove it.

Bill, W6WRT