Set of dental drills having two or more dental drills (10, 10'), each of dental drills (10, 10') having a cutting portion (20, 20') that has an end-face drilling end (22, 22') and a shank portion (30, 30') that has a receiving region (32, 32') intended to be received in a drill holding device. The shank portions (30, 30') of the dental drills each have a substantially circular-cylindrical guide region (40, 40') for guiding the dental drills, the guide regions (40, 40') of the two or more dental drills being of the same diameter.