The invention discloses a capacitor discharging tool, which comprises an insulated operation bar, a metal grounding bar, an elastic connector, a connection wire and a grounding wire, wherein the insulated operation bar is connected with the metal grounding bar through the elastic connector; two ends of the elastic connector are fixedly connected with the top end of the insulated operation bar and the bottom end of the metal grounding bar respectively; the top end of the connection wire is fixedly arranged at the bottom end of the metal grounding bar; the bottom end of the connection wire and the top end of the grounding wire are fixedly arranged on the insulated operation bar; the bottom end of the connection wire is fixedly connected with the top end of the grounding wire; the bottom end of the grounding wire is provided with a grounding end wire clamp for grounding; the top end of the metal grounding bar is provided with a linear extending sharp part and a bent extending hook part; and one end of the sharp part is fixedly connected with one end of the hook part. The traditional discharging mode is broken, the spring device is additionally arranged between the discharging metal part and the insulation rod, and through the bent angle and the recoverability of the spring, the discharging operation direction is changed, and the operation is more humanized.