What holds the key to the door?

What is the part of a key you hold called?

A typical key is a small piece of metal consisting of two parts: the bit or blade, which slides into the keyway of the lock and distinguishes between different keys, and the bow, which is left protruding so that torque can be applied by the user.

What is the thing called that the door locks into?

Bolt or Latch The lock engages a bolt inside the door. This piece of metal extends from the door into the frame and holds it closed. There are two main styles of latch (or bolt)—a spring bolt and a deadbolt. Spring Bolt – A spring latch is a bolt held in place by a spring clip.

What do you call the thing a key goes into?

Keyhole The hole into which the key enters to operate the lock or latch. It is often referred to as the keyway, particularly in a cylinder mechanism.

What is a door latch?

Door Latches. Door latches are a type of mechanical hardware used to fasten doors and keep them shut. A door latch uses a fastener attached to two ordinarily separated surfaces, most often the door and the frame, to prevent the door from swinging while still allowing normal operation when the latch is released.