|
| 553 30 | COMPONENTS, MANUFACTURING, STAMPED, FORMED, WELDED |
| 553 40 | EXTRUSIONS, COLD, IMPACT, PROFILE |
| 553 43 | FORGINGS, CLOSED DIE, DROP, IMPRESSION DIE, OPEN DIE, ROLLED RING |
| 553 44 | HARDWARE AND COMPONENTS, FOR FURNITURE MANUFACTURING |
| 553 45 | HARDWARE, MANUFACTURING (NOT OTHERWISE CLASSIFIED) |
| 553 51 | MACHINE-MADE PARTS, METAL, NON-METAL, SCREW, ETC. |
| 553 52 | METAL COMPONENTS, FERROUS AND NON-FERROUS |
| 553 54 | MOLDINGS, BLOW, INJECTION, REACTION, VACUUM |
| 553 56 | PROCESS HEATING, COOLING AND DRYING |
| 553 66 | RAW MATERIALS |
| 553 75 | SHELLS AND CASINGS, PLASTIC, METAL, STEEL |
| 553 95 | RECYCLED MANUFACTURING COMPONENTS AND SUPPLIES |