Router Bits for Soap Beveling? (video)

[penelopejane]

A potato peeler is stainless steel a router but is not.
The only downside to using metal (other than SS) implements is the chance of metal contamination leading to dOS.

 

[hungryhawaiian]

A potato peeler is stainless steel a router but is not.
The only downside to using metal (other than SS) implements is the chance of metal contamination leading to dOS.

Where’d you get that info on router bits not being stainless steel? I only buy stainless steel carbide bits for routing, though I have heard of others.