What device is Keyhole Fixtures?

Keyhole fixtures are a type of hardware used in woodworking and furniture making. They are designed to securely attach items such as mirrors, picture frames, and shelves to walls. 

Keyhole fixtures consist of two main components: a circular opening with a slot and a screw. The circular opening is typically mounted on the back of the item being hung, while the screw is inserted into the wall. To hang the item, the screw is first inserted into the wall, leaving the head protruding slightly. The circular opening on the back of the item is then placed over the screw head and slid down until it locks into place.

Keyhole fixtures are popular because they provide a secure and stable way to hang items on walls without the need for visible screws or brackets. They are also easy to install and can support a significant amount of weight, making them ideal for heavy items.

In conclusion, keyhole fixtures are a versatile and practical device that is commonly used in woodworking and furniture making. Their simple design and ease of use make them a popular choice for hanging items securely on walls.