Ticket punch Ticket punch A ticket punch (or control nippers) is a hand tool for permanently marking admission tickets and similar items of paper or card stock. It makes a perforation and a corresponding chad. A ticket punch resembles a hole punch, differing in that the ticket punch has a longer jaw (or "reach") and the option of having a distinctive die shape. A ticket punch resembles a needle punch in that it makes a distinctive pattern in the item punched, but differs in that it makes a chad. Ticket punches are widely used to mark railway passenger tickets, particularly if it
Hole punch the page. To prepare documents for comb binding there are special 19-hole punches for letter paper and 23-hole punches for A4 paper. The holes are usually rectangular in shape, to accommodate the plastic binding combs. Specialized punches are also used for the similar but incompatible coil binding process. There are office models available for the perforation of 1 to 150 sheets of paper, and industrial models for up to 470 sheets. Most multiple-hole and many single-hole punches accumulate the waste paper circles (chads) in a chamber, which must be periodically emptied in order to allow the continued operation of the