PDC mkpọpu ala bit na -bụ -eji na -aku mmanụ ọma, gas ọma, mmiri ọma, wdg Anyị na -chepụta na -emepụta specifie PDC bit na ezi arụmọrụ ọ bụla nro, ọkara na ike guzobere.
Ahụ nchara nke nwere tungsten carbide n'elu (WC), mee mkpọtụ ma ike dị elu yana nguzogide abrasion siri ike.
Ọdịdị okirikiri torque gburugburu na ngwanrọ emebere ezé na -ebelata ihe mbepụ na -abawanye & nwekwuo ndụ.
Nkà mmụta sayensị na -egwu ihe na -agbanwe agbanwe nke ike na nhazi hydraulic na -eme ka usoro mkpọtụ dị larịị.