Kwikset Combining convenience with security, SmartKey locking technology gives users the ability to re-key a lock in less than 30 seconds without removing it from the door. It also comes with technology to protect against lock bumping, a way to pick conventional pin-and-tumbler locks by using a specially cut "bump key." The product comes in a variety of styles and finishes in handle sets, levers, knobs, and deadbolts. 800.327.5625.