Shrimp Nut is a blind fastener that combines the functions of a nut and rivet. Easy to install from one side to side on difficult thin materials, pipes, or plastic plates that cant weld. Using a special shrimp nut can be used to adjust the stroke according to the thickness of the shrimp board to achieve a uniform finish. Stable nut strength ensures a secure fit. Stable nut strength ensures a secure fit. Comes in a small pack so you can get as many times as you need it. Comes in a durable resin case for convenient storage.