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