An actuator is connected with the base to move {HEAD ~ the holder} from {TAIL ~ the initial position} to the cutting position 
from
An actuator is connected with the base to move { HEAD ~ the holder } from { TAIL ~ the initial position } to the cutting position
OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH