Provided is a bolting tool that includes a mounting portion and a torque transfer portion. A bolt assembly is mounted to the mounting portion. The bolt assembly includes a bolt and a nut threaded onto a position along an external threaded portion of the bolt. The torque transfer portion transfers tightening torque to the bolt and the nut of the bolt assembly mounted to the mounting portion. The mounting portion includes a bolt engagement portion, which is engageable with a head of the bolt, a nut engagement portion, which is engageable with the nut, and a coupling portion, which couples the nut engagement portion to the bolt engagement portion coaxially and with a predetermined spacing therebetween.