paljude, tavaliselt identsete ja korrapärase mustrina paiknevate avade stantsimine lehtmaterjali, toorikusse või eelnevalt vormitud detaili; avad on tavaliselt ümmargused, kuid võivad olla mis tahes kujuga (vrd avalõikus)
the punching of many holes, usually identical and arranged in a regular pattern, in a sheet, workpiece blank , or previously formed part; the holes are usually round, but may be any shape (compare: punching)
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