{HEAD ~ The cutting head} at each end of the insert is provided with {TAIL ~ an upper chip surface} 13, which is provided with a chip forming device in the form of a number of recesses 14, each of which has concave cross section 
{ HEAD ~ The cutting head } at each end of the insert is provided with { TAIL ~ an upper chip surface } 13 , which is provided with a chip forming device in the form of a number of recesses 14 , each of which has concave cross section
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH