locking {TAIL ~ means} for securely locking said replaceable cutter shell to said rolling cutter shell by drawing {HEAD ~ said annular tapered inner surface} of said replaceable cutter shell onto said tapered annular external surface of said rolling cutter shell thereby inducing a preload into said annular tapered inner surface of said replaceable cutter shell and said tapered annular external surface of said rolling cutter shell 
locking { TAIL ~ means } for securely locking said replaceable cutter shell to said rolling cutter shell by drawing { HEAD ~ said annular tapered inner surface } of said replaceable cutter shell onto said tapered annular external surface of said rolling cutter shell thereby inducing a preload into said annular tapered inner surface of said replaceable cutter shell and said tapered annular external surface of said rolling cutter shell
OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD 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 OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH