Punta per trapano 4,5" diamantata bagnata nucleo seghetto blocco calcestruzzo duro punte per mattoni
4.5 " Wet Diamond Core Drill Bit for Concrete. TypeCore Drill Bit. Your satis faction is our ultimate goal. Cutting depth13.8"(350mm). Bit length16.5"(420mm)overall length. MPNDoes Not Apply.