Each of the clamps includes {HEAD ~ a first jaw} and a second jaw connected to the first jaw by {TAIL ~ a hinged connection} 
Each of the clamps includes { HEAD ~ a first jaw } and a second jaw connected to the first jaw by { TAIL ~ a hinged connection }
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL