punching
nounA piece of thin metal stamped from a plate by means of a die, such as the laminæ used in the cores of transformers and armatures.
verbPresent participle of
An incident in which someone is
A piece of thin metal stamped from a plate by means of a die, such as the laminæ used in the cores of transformers and armatures.
verbPresent participle of
An incident in which someone is