Fully automatic tapping machine with precise internal threading that is burr and smooth. Designed for modifying and replacing the valve inner nozzles and the vacuum tire nozzle lock nuts. Features a long handle for easy tightening and improved leverage. After replacement, it delivers strong locking force and better air tightness. Key benefits Efficient and reliable: automatic operation provides consistent thread quality with minimal manual effort. Secure seals: strong locking force combined with improved air tightness reduces the risk of leaks. Broad compatibility: suitable for valve inner nozzles and vacuum tire nozzle lock nuts across compatible models. Userfriendly design: long handle enables easier tightening and reduced hand fatigue during maintenance. Use scenarios Automotive tire and valve maintenance: valve inner nozzles and vacuum tire nozzle lock nuts for secure, leak connections in tires and related equipment. Manufacturing and lines: upgrade valve assemblies and vacuum nozzle components with consistent thread quality and reliable locking. Vacuum system upkeep: service and nozzle components in vacuum equipment to ensure durable seals and dependable performance.