Well you know what they say about keeping your enemies closer.

[Well so far he hasn't gotten punched in the face which is probably better for both his face and his bones. Hank wouldn't consider Kamski an outright enemy, but not a friend either.

Hank being liked might be just as bad as being hated, for all he knows. At least Kamski doesn't have super powers.]

Yeah they adapt to pretty much to anyone or anything. Being an android was considered a power. Kind of insulting. Removing it is like removing your entire being and who you are, in a way. [It's not really information Kamski could do anything with anyway.]