locksmiths Installs, repairs, rebuilds, and services mechanical or electrical locking devices, using hand-tools and special equipment: Disassembles locks, such as padlocks, safe locks, and door locks, and repairs or replaces worn tumblers, springs, and other parts.Locksmith cut duplicate or new keys using key-cutting machines, impressions or code key machines. They install closers in doors and disassemble electrical and mechanical locking devices.They also maintain locking systems.Being a locksmith requires a range of skills.Manual dexterity and practical thinking.A good understanding of lock and security mechanisms.The ability to market and an independent business.Being able to drive in order to be able to reach clients.An interest in locks and keys.Good customer service skills.