This slit 41 gives {HEAD ~ some flexibility} to the anvil holder 40 around {TAIL ~ the anvil} 70 
This slit 41 gives { HEAD ~ some flexibility } to the anvil holder 40 around { TAIL ~ the anvil } 70
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH