Knife — Butterfly

: The base of the blade where the handles are attached via pivot pins.

: Each handle is milled from a single solid piece of material, often making it more durable. History and Origins

: 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 handle that closes on the non-sharp edge of the blade; it is the safest to hold during tricks.

The design of a butterfly knife is relatively simple but requires precision engineering for smooth movement. : The base of the blade where the

: The handle that closes on the sharp edge; holding this during manipulation can lead to accidental cuts.

The exact origin of the butterfly knife is a subject of historical debate, primarily between two theories: Balisong: What Is a Butterfly Knife? - The Armory Life Construction Types : : The handle that closes

: Assembled in layers held together by pins or screws.