A cutting device with wheeled blades has a shear and a cutting wheel set-blade. The shear has a first handle and a second handle pivoted together via a pivot member, the first handle extending to form a first arm, and the first arm provided with a connecting aperture, and the second handle extending to form a second arm, an assembling aperture provided at an end of the second arm. The cutting wheel set-blade having two positioning wheeled-blades, a third arm and a movable wheeled blade. The positioning wheeled-blades are respectively connected to the connecting aperture and the assembling aperture of the shear, the third arm lockable with the adjustment apertures of the shear via a knob, a locking aperture provided on the extended third arm and engaging the movable wheel-blade, and the two positioning wheeled-blades and the movable wheeled blade are disposed in a triangular arrangement on the shear.
