Screw. A that is used to secure The Exhaust Pipe Tip to its Mounting Point. Flange Bolt Pilot. Headlight Mounting. Tail Pipe Cutter. A Muffler. which are typically Universal in Fitment. A Threaded Rod with a Drive Head (such as Hex. 12 Point. torx. etc) on One End used to secure The Exhaust Pipe Tip to its Mounting Point.