Butterfly Knife -

A butterfly knife, traditionally known as a , is a folding pocketknife characterized by two handles that counter-rotate around the tang, allowing the blade to be concealed within the handle grooves when closed . While famously used for complex manipulation tricks—a subculture known as "flipping"—it was originally designed as a practical, rapid-deployment tool for tasks like cutting netting or self-defense. Anatomy and Construction

: A locking mechanism at the base of the handles that holds the knife in either the open or closed position. Construction Types : butterfly knife

: The base of the blade where the handles are attached via pivot pins. A butterfly knife, traditionally known as a ,