The screw gun is then pressed downwardly, to drive a screw into {HEAD ~ the center} of {TAIL ~ the plate} to secure the plate at the desired location 
of
The screw gun is then pressed downwardly , to drive a screw into { HEAD ~ the center } of { TAIL ~ the plate } to secure the plate at the desired location
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH