What are the little discs of waste called that are produced by a paper or card hole-punch?
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 punch. For large stacks of paper, a process of drilling may work better than punching. Paper drills are machines similar to a drill press that use hollow drill bits to drill through stacks of paper. The hollow bit design allows the chads to be ejected during drilling. Paper drills in the United States are most commonly either single-hole or three-hole in construction. The origins of the hole punch date back to Germany via Matthias Theel, where two early patents for a device designed to "punch holes in paper" have since been discovered. Friedrich Soennecken filed his patent on November 14,