The invention discloses a salvaging tool and a salvaging method. The salvaging tool comprises a housing with an opening in bottom, wherein the lower part of the housing is provided with an elastic salvaging claw part which is arranged in a circumferential direction of the housing and capable of opening and closing in a radial direction of the housing; an opening-closing control line which surrounds in the circumferential direction of the elastic salvaging claw part is arranged on the inner part of the elastic salvaging claw part in a penetration mode; a free end of the opening-closing control line is upward along the housing and penetrates through the top of the housing; and the top of the housing is provided with a cable connecting structure. The salvaging tool and the salvaging method disclosed by the invention can realize salvaging various different litters in a salvaging well, so that operation time is saved, construction is simple and cost is low.