About this 3D model

Original folding blade, knife, see the video posted on bilibili according to 3d printing structure modification, quite good can be printed directly, the new version of the problem has been modified: clip all changed snake spring, easy to rebound, handshake side buckle add tolerance, pay attention to the handshake side buckle internal support intercept. It is best to round head hexagonal with self-locking screws more beautiful. Convex face up, frame support printing. It is best to use a round head hexagonal screw with self-locking nuts for a more elegant look. Place the convex surface facing up and use frame support printing.