Spring inner supporting ring punch

Punch refers to the metal parts on the stamping die of mechanical tools, also known as punch bar, punch needle or punch. It is installed on the stamping die to carry out continuous punching and punching operations, so as to separate or plastic deformation of the processed materials, so as to obtain the required finished or semi-finished products.

Punches are also called punch, upper die, male die, punch needle, etc. Punches are divided into A-type punch, T-type punch and special-type punch. Punch is a metal part installed on the stamping die. It is used for direct contact with the material to deform and cut the material.