In general, locksmiths sell, install, and service locks in both the residential and commercial markets ranging from basic to high security locks, keyless entry locks as well as some access control systems, window bars, and other related hardware. They also:
- Repair, replace or adjust damaged or defective components of an entrance or exit door (for example, door closers, hinges, electric release mechanisms and sometimes the door itself)
- Service, recode, or rekey locking devices
- Design or maintain master key systems
- Help clients re-gain access to secured areas by means of picking or bypassing locking devices
Specific duties vary depending on the area in which locksmiths work:
Shop locksmiths:
- Service and adjust key machines
- Repair and re-key locks
- Originate (make original) and duplicate keys for locks
- Open cylinders when keys are not available
- Prepare and maintain masterkey systems
- Make keys and program transponders for vehicle locks brought into the shop
Mobile locksmiths work from mobile units. In addition to the duties of shop locksmiths, they also:
- Repair locks in the field
- Open door locks with lock picks and other bypass tools
- Open and make keys for automobiles
- Install locks, door closers and emergency exit hardware
- Replace hinges and re-align doors
- Install security bars
- Install and repair electric strikes and electronic security hardware
- Service and change combinations on safe and vault doors
Safe and vault technicians have additional training in safe and vault servicing and trouble shooting. They open, service, change combinations, paint, move and install safes.
Locksmiths who service bank equipment work with mechanical and electronic combination locks, time delay devices, safety deposit box locks, night deposit units, ATMs, CRUs, treasury safes and bank vault doors.