A cutter assembly, for {HEAD ~ a rotary drill bit}, comprises a preform cutting element mounted on a carrier in the form of a stud or post received in {TAIL ~ a socket} in the bit body 
A cutter assembly , for { HEAD ~ a rotary drill bit } , comprises a preform cutting element mounted on a carrier in the form of a stud or post received in { TAIL ~ a socket } in the bit body
OTH OTH OTH OTH OTH HEAD 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 TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH