{HEAD ~ The jaw plate} is positioned on the fulcrum and is kept aligned on the clamp plate by {TAIL ~ a keyway rib and slot structure} 
is kept aligned by
{ HEAD ~ The jaw plate } is positioned on the fulcrum and is kept aligned on the clamp plate by { TAIL ~ a keyway rib and slot structure }
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH REL REL REL OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL