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