Bumper Bolts Product Spec SheetBumper bolts are stainless steel, capped bolts utilized in the automotive industry, commonly seen on semi trucks or older vehicles with a chrome bumper. They provide a structural, aesthetic, and decorative finish since they will not rust, pit, or corrode. The caps can be buffed to stunning, mirror-like finish. Finished bolts can be manufactured to configurations from ¼” to ½” thread, lengths ½” to 2”, and in round or pan head configurations. All orders meet OEM specifications. Shipments made to order range from custom polished box sets to standard finish. All materials, components, and assembly made 100% in USA.