Foredom appear to run in the neighborhood of 18k rpm.
CC Specialty has some nice tools, especially the handpieces, but they are expensive.
http://www.ccspecialtytool.com/catalog
Not much beats the pure, liquid power of an ARO pencil grinder running at 60k rpm though. So smooth it will ruin you forever on Dremel type tools.
http://www.ingersollrandproducts.com/IS/Product.aspx-am_en-239
CC Specialty has some nice tools, especially the handpieces, but they are expensive.
http://www.ccspecialtytool.com/catalog
Not much beats the pure, liquid power of an ARO pencil grinder running at 60k rpm though. So smooth it will ruin you forever on Dremel type tools.
http://www.ingersollrandproducts.com/IS/Product.aspx-am_en-239
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