The invention discloses a double-bore drill, relating to the field of machining. The double-bore drill comprises a stand, a power device, a driving shaft, a transmission case, a driven shaft and a connecting rod fixing device, wherein a drill bit is fixedly connected to the lower end of the driven shaft; the connecting rod fixing device is fixedly connected on the stand and positioned on the lower end of the drill bit; a turntable capable of controlling a rotating shaft to ascend and descend is arranged on the power device; the connecting rod fixing device comprises an upper limiting seat, a lower limiting seat, a connecting rod small end pillar and a fixed disc; the upper limiting seat is fixed on the stand; the lower limiting seat and the connecting rod small end pillar are fixed on the stand and positioned on the lower end of the upper limiting seat; the fixed disc is positioned between the upper limiting seat and the lower limiting seat. The double-bore drill disclosed by the invention is simple in structure and convenient to operate, and can be used for drilling a connecting rod body and a connecting rod cover simultaneously, so that the precision coincidence of holes of the drilled connecting rod body and the drilled connecting rod cover is ensured, and the drilling speed and the drilling quality of a connecting rod are improved.