40 Metalworking, namely, metal cutting, metal machining, metal punching, metal casting and other metal treating in the nature of forging, bulging, raising, bending, and coining; Providing information about metalworking, namely, providing information concerning metal treating, rental of machines and apparatus for metal treating; Custom manufacturing of metal articles and parts, namely, for aircraft, automobiles, home appliances, computer peripherals, air conditioners, personal computers, projectors, medical equipment and office machines; Consultancy for metalwork, namely, metal treating