10 PCS Hex Screw U Nut Clip. Perfect for Fender, Bumper, Hood, and Radiator Fasteners. Say goodbye to flimsily assembled vehicle parts! Why Choose Our Hex Screw U Nut Clip?. Multiple Applications: Ideal for a variety of automotive uses including fixing door trims, fenders, splash guards, bumpers, radiator shrouds, side skirts, hood guards, grilles, and more.