34510 - Screw machine products (Miscellaneous)
34511 - Automotive screw machine products: Nonstandard items
34512 - Screw machine products (General)
3451231 - - Nonstandard screw machines products: Aircraft
3451239 - - Nonstandard screw machines products: Ordnance
3451242 - - Nonstandard screw machines products: Household appliances + Radio & Television
3451252 - - Nonstandard screw machines products: Electric & Electronic equipment, except household appliances
3451262 - - Nonstandard screw machines products: Machinery
3451299 - - Nonstandard screw machines products: all other End uses
345129A - - Screw machine products (Miscellaneous)
3451XX0 - - Screw machine products (Miscellaneous - Volume)
3451XX2 - - Screw machine products (Miscellaneous - Speciality)