{HEAD ~ An electric motor} drives {TAIL ~ the stress plates} through the magazine, to drop them singly at a pickup point where they are picked up by a pair of magnetic arms and positioned generally horizontally beneath a screw gun extension 
drives
{ HEAD ~ An electric motor } drives { TAIL ~ the stress plates } through the magazine , to drop them singly at a pickup point where they are picked up by a pair of magnetic arms and positioned generally horizontally beneath a screw gun extension
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL 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 OTH OTH OTH OTH OTH OTH