The apparatus 20 includes a rigid base 22 and {HEAD ~ six interfitting anvils} 24 supported by {TAIL ~ the base} 22 for movement relative to one another and means, generally indicated 25, for moving the anvils relative to one another 
supported by
The apparatus 20 includes a rigid base 22 and { HEAD ~ six interfitting anvils } 24 supported by { TAIL ~ the base } 22 for movement relative to one another and means , generally indicated 25 , for moving the anvils relative to one another
OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH 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