On 25 May 2005 11:10:15 -0700, "rashid111" wrote:

I am planning on using a speed-controlled router/rotary head with 1/4"
- 1/2" shank and may be 1/8 - 1/4" thick 2" OD grinding wheel @
4000-10000 rpms. For my accuracy reqs I will definitely need to true it
up nicely. Spindle will need to be accurate as well. Really hoping that
typical $50 rotary tool variety will work for me.

You will have a substantial shatter shield around that fast-spinning
wheel, right?