{HEAD ~ The string engaging assembly} relatches the mandrel to the drill string when {TAIL ~ the drill string} is moved away from the object and rotated in a second direction 
{ HEAD ~ The string engaging assembly } relatches the mandrel to the drill string when { TAIL ~ the drill string } is moved away from the object and rotated in a second direction
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH