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A good grinder--preferably with a flat platen--, a steady hand, and a cup of cold water.

Good illustration, Brad! That's what I think would be the best, most secure method. Definitely an advanced project, but it could be a lot of fun!

Hmm... this has me pondering as I do my laundry. I am really intrigued by this...

You could try some sort of soldering, just make sure you have ice or some sort of excellent heat-sink attached to the blade side before the blade starts.

Or, you could try setting the whole affair...