WillAdams
(William Adams (Carbide 3D))
3
Carbide Create will support any tool of a supported geometry which is correctly entered:
There are also “Engravers” (#501 and #502 and a quite acute Amana V endmill), but for some reason M.C. Etchers are entered as Square endmills.
I believe the usual terminology for the tool you are describing is “Roundover”, please see: