In more complex mechanical lock/key systems, two different keys, one of which is known as the master key, serve to open the lock. Common metals include brass, plated brass, nickel silver, …

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The meaning of LOCK is a fastening (as for a door) operated by a key or a combination. How to use lock in a sentence.

Oct 3, 2025 · Our new top pick is the Schlage Arrive Smart WiFi Deadbolt due to its combination of robust hardware, simple installation and controls, top-tier security, and overall reliability. The …

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Oct 27, 2025 · We tested 7 keyless door locks. The Eufy Smart Lock C33 excelled with its fingerprint reader, easy setup, and reliable daily performance.

Mar 11, 2025 · Choosing the right type of lock is crucial as it directly impacts the level of security and convenience offered. With various types of locks for doors available, each designed for …

Lock definition: a device for securing a door, gate, lid, drawer, or the like in position when closed, consisting of a bolt or system of bolts propelled and withdrawn by a mechanism operated by a …