A driving tool includes a driver for driving a driving material and an elastic material for biasing the driver downward. The driving tool includes a lifter that is rotated by an electric motor. The lifter moves the driver to a top dead center against a biasing force of the elastic material. The driver includes a plurality of linearly arranged engaging teeth. The lifter includes a plurality of peripherally arranged engaging pins that are engageable with the plurality of engaging teeth. The lifter also includes a wheel that comprises a plurality of peripherally arranged pin supporting holes, each of which holds an end of the corresponding engaging pin. The lifter includes a grease groove and a recessed grease reservoir adjacent to the grease groove. The grease groove is formed in a pin supporting hole, such that the grease groove extends in a pin supporting hole extending direction.