A portable machine for washing and drying various caliber cartridge cases for gun or rifle, comprising: - a washing chamber having a cylindrical side wall, said washing chamber comprising a cartridge case introduction opening; - an inlet port for a washing liquid; - a discharging port for the washing liquid; - a door configured to hermetically close said cartridge case introduction opening; - a hydraulic circuit operatively connected to the washing chamber and to said inlet and discharging ports (5,6), the hydraulic circuit being configured to allow the washing liquid to enter into the washing chamber by means of said inlet port, and the washing liquid extracted from the washing chamber to be discharged by means of said discharging port; - a rotating body arranged in the washing chamber to rotate about a rotation axis, said rotating body comprising a plurality of cartridge case movement elements which are integral in rotation with the rotating body, said plurality of movement elements protruding into the washing chamber and being configured to repeatedly lift and release the cartridge cases in the washing chamber during the rotation of the rotating body; - an operating motor operatively connected to the rotating body so as to allow the rotation of the rotating body about said rotation axis with respect to the washing chamber; - a drying device arranged to dry the cartridge cases in the washing chamber, wherein said rotating body comprises an opposite first and a second annular end portion (13, 14) which are arranged orthogonal with respect to said rotation axis, and wherein said plurality of cartridge case movement elements are connected to the first and to the second annular end portion (13, 14)and, wherein said rotating body comprises a plurality of side through openings, each of which is delimited by a pair of cartridge case movement elements, by the first annular end portion and by the second annular end portion. - a washing chamber having a cylindrical side wall, said washing chamber comprising a cartridge case introduction opening; - an inlet port for a washing liquid; - a discharging port for the washing liquid; - a door configured to hermetically close said cartridge case introduction opening; - a hydraulic circuit operatively connected to the washing chamber and to said inlet and discharging ports (5,6), the hydraulic circuit being configured to allow the washing liquid to enter into the washing chamber by means of said inlet port, and the washing liquid extracted from the washing chamber to be discharged by means of said discharging port; - a rotating body arranged in the washing chamber to rotate about a rotation axis, said rotating body comprising a plurality of cartridge case movement elements which are integral in rotation with the rotating body, said plurality of movement elements protruding into the washing chamber and being configured to repeatedly lift and release the cartridge cases in the washing chamber during the rotation of the rotating body; - an operating motor operatively connected to the rotating body so as to allow the rotation of the rotating body about said rotation axis with respect to the washing chamber; - a drying device arranged to dry the cartridge cases in the washing chamber, wherein said rotating body comprises an opposite first and a second annular end portion (13, 14) which are arranged orthogonal with respect to said rotation axis, and wherein said plurality of cartridge case movement elements are connected to the first and to the second annular end portion (13, 14)and, wherein said rotating body comprises a plurality of side through openings, each of which is delimited by a pair of cartridge case movement elements, by the first annular end portion and by the second annular end portion.