To be perfectly honest with you, no, I'm not sure that's what they are. They're not Cybertronian, though. Might be from Earth, however.

[There's a shrug as he turns over some bit of electrnics or other.]

I would hesitate to call them drones since they seem to lack even the basic functionality and artifical intelligence of drones as we define them, but that's the closest I can compare them to.

[That was, have a longwinded explanation for "no, they aren't and I have no idea what they are, but here, let me give you my theories".]