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, …

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.

Get free shipping on qualified Door Locks products or Buy Online Pick Up in Store today in the Hardware Department.

Solve many security issues with the right lock. A heavy-duty combination lock or a padlock can secure outdoor storage, fences, self-storage units or lockers, keeping your belongings safe.

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a door, gate, lid, drawer, or the like in position when closed, consisting of a bolt or system of bolts propelled and withdrawn by a mechanism operated by a …

This product can be controlled with your voice through Alexa-enabled devices such as Amazon Echo and Amazon Tap. This product has sustainability features recognized by trusted …

Shop secure smart locks, door locks, door knobs, door levers, and handlesets from Schlage. Find the right lock for your exterior and interior doors here.

Master Lock is recognized around the world as the authentic, enduring name in locks, combination padlocks and security products. Learn more about our extensive assortment of …

Nov 10, 2025 · We evaluate the most popular models, installing and testing them in our homes to help you decide which one to buy. With an outstanding 4.5-star rating and an Editors' Choice …

Manage all your Lockly locks with a single app and enable Family Mode for an even more streamlined experience. Optimize your smart devices' functionality and customize features to …