{HEAD ~ Hydraulically powered screw conveyors} are provided to distribute {TAIL ~ the material} evenly across the full width of the spreader approximating a driving lane on a major highway 
are provided to distribute
{ HEAD ~ Hydraulically powered screw conveyors } are provided to distribute { TAIL ~ the material } evenly across the full width of the spreader approximating a driving lane on a major highway
HEAD 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