This Ugly US Helicopter Drone Will Save Soldiers Lives - Kaman K-MAX UAV in Action

This video show how the drone version of the Kaman K-Maxwill be able to save soldiers lives. 
On this video 2 version of the Kaman K-Max helicopter are being shown: The normal and the drone version.
The Kaman K-MAX use intermeshing rotors.
This video also show US Airmen refueling a General Atomics MQ-9 Reaper.