Exclusion(s): Establishments primarily engaged in:

*manufacturing unsheathed optical fibres, bundles and cables (32721, Glass and Glass Product Manufacturing); *drawing and insulating wire of own manufacture (331, Primary Metal Manufacturing); and *manufacturing uninsulated wire products (33261, Spring and Wire Product Manufacturing).

Exclusion(s): Establishments primarily engaged in:

*manufacturing electric cable and wire made in wire drawing plants (331, Primary Metal Manufacturing); and *manufacturing electric cable and wire made from purchased wire (33592, Communication and Energy Wire and Cable Manufacturing).

Exclusion(s): Establishments primarily engaged in:

*manufacturing electronic capacitors (33441, Semiconductor and Other Electronic Component Manufacturing).