Left. Reflector screw. Right. A threaded rod with a flat or phillips type head that is used to secure components together. Nut used to secure side marker lamp to vehicle. Reflector Panel Nut. Reflector Panel Screw. Rocker Panel Molding Screw. bolt. Windshield Washer TapP. Bumper Trim. Finish. Flare. Outer. Rocker Panel. Side marker lamp Nut. Side Marker Light Nut.