Abstract
A bolt fastening drive device is disclosed. The bolt fastening drive device includes a rotary shaft coupled to a drive controller and rotated, a bit part in which a first end is coupled to the rotary shaft and a second end is coupled to a bolt so that the bolt is fastened to a fastening hole of a fastening member, a first bracket coupled to the rotary shaft, a sensor part coupled to an inner portion of the first bracket, and a second bracket in which a first portion is brought in contact with a bolt head of the bolt and a second portion is coupled to the sensor part.