A na-enwekarị ụdị PDC atọ (polycrystalline diamond compact): ihe nfe, radial bear, na nchikota. Ntugharị PDC dị mkpa maka gburugburu ebe dị njọ, nke a na-etinye na turbo drills, moto apịtị, nfuli mmiri ọkụ eletrik, RSS (usoro steerable rotary), ọrụ ubi mmanụ, wdg.
