This industry comprises establishments insulating fiber-optic cable, and manufacturing insulated nonferrous wire and cable from nonferrous wire drawn in other establishments. Drawing nonferrous wire--are classified in Subsector 331, Primary Metal Manufacturing; Manufacturing cable sets consisting of insulated wire and various connectors for electronic applications--are classified in Industry 33441, Semiconductor and Other Electronic Component Manufacturing; Manufacturing extension cords, appliance cords, and similar electrical cord sets from purchased, insulated wire or cable--are classified in Industry 33599, All Other Electrical Equipment and Component Manufacturing; and Manufacturing unsheathed fiber-optic materials--are classified in Industry 32721, Glass and Glass Product Manufacturing.