Likotoana tsa ho phunya tsa Tricone IADC114 15.5 inches (394mm) li teng setokong

Ho ya ka thepa ya ho seha, thirocne bit e ka arolwa ka thiro ya TCI le thiro ya meno ya tshepe.
Likotoana tsa tšepe tsa tricone ea meno li na le lebitso le leng la tricone ea meno e sitsoeng kaha meno a hlahisoa ke mochini oa ho sila, bokaholimo ba khoune bo thatafalitsoe ke tungsten carbide.
Mechini ea ho phunya meno ea tšepe e loketse libopeho tse bonolo haholo tse nang le matla a tlase a ho hatella le ho phunya habonolo joalo ka letsopa, lejoe la seretse, choko, jj. Li boetse li loketse li-strata tse mahareng tse nang le matla a phahameng a ho hatella, joalo ka shale e bonolo, anhydrite, lejoe la mokoetla le bonolo le mahareng, lejoe la lehlabathe le bonolo le mahareng. Li-stratum tse mahareng tse nang le lera le thata.