Gutobora Imyitozo ya Bitike

Ukurikije imiterere yabyo, bits ya drill bits irashobora kugabanywamo ubwoko bubiri: kimwe nigikoresho cyambaye ubusa, kikaba gifunguye mu gucukura umwobo unyuze hagati yigikoresho; ikindi nigikoresho gikonje imbere, gifite imiyoboro ikonje imbere yigikoresho, ituma guca amazi gutembera mubikoresho byo gukonjesha no gusiga.

Ukurikije ibyasabwe, bits ya drill bits irashobora kugabanywamo ibyuma bya tungsten ibyuma bitoboye, hejuru - ibyuma byihuta byuma byuma, tungsten karbide hollow drill bits, nibindi.