This article is from the Model Rockets FAQ, by Wolfram von Kiparski with numerous contributions by others.
From: ntaib@silver.ucs.indiana.edu (Iskandar Taib)
What you want to do is get your hands on a reinforced cutting wheel
like the House of Balsa Tuf-Grind. The Dremel ones tend to shatter and
throw pieces at high speed. If you use them harden them with thin
superglue.
 
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