As shown in FIG 7, adjustment means may be provided for adjusting the spacing the rollers 45, 46 of each roller set 43 in order to acommodate {HEAD ~ workpieces} having {TAIL ~ different thickness} 
having
As shown in FIG 7 , adjustment means may be provided for adjusting the spacing the rollers 45 , 46 of each roller set 43 in order to acommodate { HEAD ~ workpieces } having { TAIL ~ different thickness }
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 OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL