{HEAD ~ four diagonal plates} adapted to individually bisect {TAIL ~ the corners} of a receiving carton, the four plates being joined across common ends to form a unitary structure conforming to the interior of a receiving carton 
adapted to individually bisect
{ HEAD ~ four diagonal plates } adapted to individually bisect { TAIL ~ the corners } of a receiving carton , the four plates being joined across common ends to form a unitary structure conforming to the interior of a receiving carton
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH