The insert includes {HEAD ~ a plurality} of cutting blades and {TAIL ~ chip relief members} which prevent chips from building up in the tool 
of
The insert includes { HEAD ~ a plurality } of cutting blades and { TAIL ~ chip relief members } which prevent chips from building up in the tool
OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH