316L Threaded Insert installed on has the vibration and impact of the high strength mechanical thread hole in the center, can also be absolute strength fastening performance. Threaded Insert 's second big characteristics advantage is the bolt braces also has the function of the screw holes of sliding tooth repair. The repair method is to use a special tap bolt braces for the screw loose of the internal thread hole to tapping, and install the bolt braces, screw loose of the internal thread hole can get fast repair. In addition, Threaded Insert has the function of the internally threaded hole for repair again. Such as a mechanical spare parts of internal thread also install before other threaded sheath, but due to the use of time is too long, or in the process of use do not pay attention to, the mechanical parts of the internal thread slippery tooth, then if the installation of the original screw sheath has not shown, this time you can choose to install across the bolt screw thread repair, then the mechanical parts of the internal thread will be repaired quickly, also can be used again. Application: It can be used in different materials (such as metal or nonmetal) of the screw hole, bolt screw sheath is mainly suitable for internal thread hole on the high strength products of bolt screw should be widely used in aviation products, military military products, railway locomotives, mechanical mold and so on.