Companies in the Machinery Parts & Supplies (Manufacturing) industry are involved in the production of a wide range of metal parts and components used in machinery and equipment. These parts can include gears, bearings, valves, pistons, and other mechanical components. The industry also produces a variety of supplies used in the manufacturing process, such as cutting tools, molds, and dies. The manufacturing process for machinery parts and supplies involves a range of techniques, including stamping, forging, casting, and machining. These processes are used to shape and form metal into the desired parts and components. The industry also utilizes a variety of materials, including steel, aluminum, brass, and copper. Companies in this industry may specialize in the production of specific types of parts or components, such as bearings or gears, or they may produce a range of products for a variety of industries. Many companies in this industry also offer custom manufacturing services, working with clients to design and produce specialized parts and components.