This door lock / lock cylinder provides robust security protection, ensuring safe access to homes and offices. Suitable for replacing all types of door locks / lock cylinders; compatible with standard door lock hole designs; meets both domestic and commercial requirements. Features a high-strength lock cylinder / door lock structure with a precision interlocking mechanism, effectively enhancing resistance to prying and forced entry. The rust-proof core ensures the door lock / lock cylinder remains durable and corrosion-resistant in damp environments. The door lock mechanism offers excellent lubrication, ensuring smooth operation during continuous use., Manufacturer: WANGSHAOWEI