84561210 --- Of a kind used solely or principally for the manufacture of printed circuits, printed circuit assemblies, parts of heading 8517, or parts of automatic data processing machines
38112100 -- Containing petroleum oils or oils obtained from bituminous minerals
72192190 --- Containing by weight less than 2,5?% of nickel
87084050 --- Gear boxes
84662020 -- Jigs and fixtures for specific applications; sets of standard jig and fixture components