Jack,

There's a simple test for stainless that I picked up from Crutchtip:

Get some liquid gun blueing. Put a small amount on a Q-tip and dap it on a non conspicuous area like under the choil. If it's stainless, it will wipe right off. If it's 01, it will "take".

This worked for me.

Best,
_________________________
Ron Mathews
RKS No. 4223