Repair and open locks; make keys; change locks and safe combinations; and install and repair safes.
<ul><li>Cut new or duplicate keys, using key cutting machines.</li><li>Cut new or duplicate keys, using impressions or code key machines.</li><li>Disassemble mechanical or electrical locking devices, and repair or replace worn tumblers, springs, and other parts, using hand tools.</li><li>Open safe locks by drilling.</li><li>Install door hardware, such as locks and closers.</li><li>Insert new or repaired tumblers into locks to change combinations.</li><li>Set up and maintain master key systems.</li><li>Keep records of company locks and keys.</li><li>Move picklocks in cylinders to open door locks without keys.</li><li>Repair and adjust safes, vault doors, and vault components, using hand tools, lathes, drill presses, and welding and acetylene cutting apparatus.</li><li>Install safes, vault doors, and deposit boxes according to blueprints, using equipment such as power drills, taps, dies, truck cranes, and dollies.</li></ul>