{HEAD ~ The brush} is easily removed for {TAIL ~ replacement} or for converting the apparatus for different applications 
is removed for
{ HEAD ~ The brush } is easily removed for { TAIL ~ replacement } or for converting the apparatus for different applications
HEAD HEAD HEAD HEAD HEAD HEAD REL OTH REL REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH