this invention relates to a cylinder cutting tool which is utilized to sever the upper end of a cylindrical housing of a factory - sealed vehicular suspension system of the type commonly referred to as a macpherson strut suspension system . the tool includes a main body portion having a main arm , a second arm , and a clamp for supporting the tool on the piston rod of the original shock absorber for controlling the rotation of the tool . a rotatable cutting wheel assembly is slidably movable relative to the main support arm . the cutting wheel may be moved into and out of engagement with the cylinder by a suitable lead screw actuatable by rotating a hand grip mounted on the outer end of the main arm . the cutting line at which the cylinder is severed may be controlled by providing a plastic adapter element of a predetermined thickness for supporting the rotating tool on top of the cylinder .