Mieth’s robust notching punch meant for punching along the edges of papers or cards. It can be used on patterns, with card filing systems, on business forms, and more. The No. 50-N is similar to the model No. 45-N, but is heavier and punches a deeper notch of 5/16” compared to ¼”.

Notch widths of 1/16”, 3/32”, or 1/8” are available depending on the customer’s needs. The depth of all notches is 5/16”. The punch weighs 0.375 lbs and is 5 inches long overall.