| [331312] Primary Aluminum Production |
| [331315] Aluminum Sheet, Plate, and Foil Manufacturing |
| [331316] Aluminum Extruded Product Manufacturing |
| [331491] Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding |
| [332116] Metal Stamping |
| [332313] Plate Work Manufacturing |
| [332322] Sheet Metal Work Manufacturing |
| [332439] Other Metal Container Manufacturing |
| [332618] Other Fabricated Wire Product Manufacturing |
| [332710] Machine Shops |
| [332721] Precision Turned Product Manufacturing |
| [332722] Bolt, Nut, Screw, Rivet, and Washer Manufacturing |
| [332919] Other Metal Valve and Pipe Fitting Manufacturing |
| [332996] Fabricated Pipe and Pipe Fitting Manufacturing |
| [333512] Machine Tool (Metal Cutting Types) Manufacturing |
| [333513] Machine Tool (Metal Forming Types) Manufacturing |
| [333514] Special Die and Tool, Die Set, Jig, and Fixture Manufacturing |
| [333518] Other Metalworking Machinery Manufacturing |
