Machine Shops, Special Die and Tool, Die Set, Jig, and Fixture Manufacturing, Cutting Tool and Machine Tool Accessory Manufacturing, Other Engine Equipment Manufacturing, Conveyor and Conveying Equipment Manufacturing

Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing, Other Communications Equipment Manufacturing, Bare Printed Circuit Board Manufacturing, Other Electronic Component Manufacturing, Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufactur

Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufactur, Guided Missile and Space Vehicle Manufacturing, Engineering Services, Computer Systems Design Services, Other Scientific and Technical Consulting Services

Hardware Manufacturing, Machine Shops, Precision Turned Product Manufacturing, Bolt, Nut, Screw, Rivet, and Washer Manufacturing, Industrial Valve Manufacturing

Fabricated Structural Metal Manufacturing, Sheet Metal Work Manufacturing, Other Metal Container Manufacturing, Hardware Manufacturing, Precision Turned Product Manufacturing

Other Electric Power Generation, Iron and Steel Mills, Iron and Steel Pipe and Tube Manufacturing from Purchased Steel, Iron and Steel Forging, Industrial Valve Manufacturing

Support Activities for Oil and Gas Operations, Machine Shops, Ball and Roller Bearing Manufacturing, Ammunition (except Small Arms) Manufacturing, Small Arms Manufacturing

Fabricated Structural Metal Manufacturing, Plate Work Manufacturing, Metal Tank (Heavy Gauge) Manufacturing, Other Metal Container Manufacturing, Precision Turned Product Manufacturing

Petrochemical Manufacturing, Alumina Refining, Machine Shops, Air Purification Equipment Manufacturing, Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use