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