On Sun, 15 Feb 2015 17:15:58 +0000 (UTC)
John McCoy wrote:

In general 1/4 shank bits are only suitable for light
cuts (and 1/8th, which is half the shank diameter, is
probably not "light"). Also, small routers (aka palm

it's a flush trim bit so what you're saying doesn't apply

the material thickness is not a factor either as said in original
post

load or not the bit deflects