{HEAD ~ A guide} for use with a portable power saw has a cutting tool which revolves about {TAIL ~ an arbor} in order to cut a surface 
{ HEAD ~ A guide } for use with a portable power saw has a cutting tool which revolves about { TAIL ~ an arbor } in order to cut a surface
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH