Eric Carle Eric Carle Eric Carle (born June 25, 1929) is an American designer, illustrator, and writer of children's books. He is most noted for "The Very Hungry Caterpillar", a picture book that has been translated into more than 65 languages and sold more than 46 million copies, which is equivalent to 1.7 copies sold every minute since it was published. Since it was published in 1969 he has illustrated more than 70 books, most of which he also wrote, and more than 145 million copies of his books have been sold around the world. In 2003, the American Library Association awarded
Knockout punch Knockout punch A knockout punch, also known as a chassis punch, panel punch, Greenlee punch, or a Q-max, is a hand tool used to punch a hole through sheet metal. It is a very simple tool that consists of a punch, die, and screw. There are three different drive systems: manual, ratchet, and hydraulic. First a pilot hole is drilled slightly larger than the screw of the knockout punch. Then the die is placed on the screw and the screw is inserted into the pilot hole. The screw is then threaded into the punch and the screw tightened until the