Abstract: Improved cutting device for a wire and cable stripping machine one a supporting frame (2), consisting of a support device (3) for a pair of wheels (5) driving a section of cable (C) to be stripped, a guide assembly (4) for the cable, an adjustment device (12) for positionally controlling a spacing apart of the wheels (5) two contoured, flat and bent and adjustable cutting blades (6) operating along opposite generatrices of the cable and being disposed between the driving wheels to provide a depth of a cut to be made, the cutting blades (6) being adjustable in the vertical plane and in the horizontal plane, each of the cutting blades (6) exhibiting a bent profile and comprises two points of attachment including a first securing point and a second securing point and of articulation and a zone constituting the active cutting part (6.3), the cutting blades comprising a nose-shaped contour (6.