The present machine enables {HEAD ~ a single roofer} to distribute the plates and also to secure the plates in position as desired, without need for an additional worker to distribute the plates in a separate operation from {TAIL ~ the step} of securing the plates 
The present machine enables { HEAD ~ a single roofer } to distribute the plates and also to secure the plates in position as desired , without need for an additional worker to distribute the plates in a separate operation from { TAIL ~ the step } of securing the plates
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD 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 TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH