Crown Hole PunchCrown Shape Customer Card Hole Puncher. Give your best customers the VIP treatment and celebrate their loyalty purchases with the crown hole punch. Our fun design will make your patrons feel truly appreciated, while you enjoy the excellent quality of our aircraft quality alloy hole punch with nickel plated and hardened steel die. Make cleanup easy by selecting a clippings reservoir, a hole in the handle is great for added chain or hanging on a nail.