A metal worker operates machinery that cuts metal. They monitor and adjust these machines to ensure that all cutting, molding, forming, and casting on a workpiece is accurate. Hand tools are sometimes used for the finishing touches. As a metal worker, your duties typically include reading blueprints, operating equipment, and inspecting the final product. Most metal workers are responsible for the maintenance and upkeep of their equipment. The components created by a metal worker are used in a wide variety of products, including automobiles, electronics, and building materials.