Metal Stamping, Hand and Edge Tool Manufacturing, Fabricated Structural Metal Manufacturing, Plate Work Manufacturing, Sheet Metal Work Manufacturing

Metal Tank (Heavy Gauge) Manufacturing, Heating Equipment (except Warm Air Furnaces) Manufacturing

Machine Shops, Other Communications Equipment Manufacturing, Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufactur, All Other Miscellaneous Electrical Equipment and Component Manufacturing, Engineering Services

Precision Turned Product Manufacturing

Rubber and Plastics Hoses and Belting Manufacturing, Abrasive Product Manufacturing, Bolt, Nut, Screw, Rivet, and Washer Manufacturing, Industrial Valve Manufacturing, Fluid Power Valve and Hose Fitting Manufacturing

All Other Plastics Product Manufacturing, Rubber Product Manufacturing for Mechanical Use, Other Fabricated Wire Product Manufacturing, All Other Miscellaneous Fabricated Metal Product Manufacturing, Overhead Traveling Crane, Hoist, and Monorail System Manufacturing

Steel Wire Drawing, Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding, Other Fabricated Wire Product Manufacturing, Metal Service Centers and Other Metal Merchant Wholesalers

Power Boiler and Heat Exchanger Manufacturing, Heating Equipment (except Warm Air Furnaces) Manufacturing, Plumbing and Heating Equipment and Supplies (Hydronics) Merchant Wholesalers

Machine Shops, Industrial Truck, Tractor, Trailer, and Stacker Machinery Manufacturing, Electromedical and Electrotherapeutic Apparatus Manufacturing, Irradiation Apparatus Manufacturing, All Other Miscellaneous Manufacturing

Prefabricated Metal Building and Component Manufacturing, Sheet Metal Work Manufacturing, Machine Shops

Plate Work Manufacturing, Sheet Metal Work Manufacturing, Machine Shops, Precision Turned Product Manufacturing, All Other Miscellaneous Fabricated Metal Product Manufacturing

Machine Shops, Precision Turned Product Manufacturing, Bolt, Nut, Screw, Rivet, and Washer Manufacturing, Mining Machinery and Equipment Manufacturing, Oil and Gas Field Machinery and Equipment Manufacturing

Machine Shops, All Other Miscellaneous General Purpose Machinery Manufacturing

Prefabricated Metal Building and Component Manufacturing, All Other Miscellaneous Fabricated Metal Product Manufacturing, Special Die and Tool, Die Set, Jig, and Fixture Manufacturing, Cutting Tool and Machine Tool Accessory Manufacturing, Power-Driven Handtool Manufacturing

Metal Stamping

Small Arms Manufacturing

Painting and Wall Covering Contractors, Metal Coating, Engraving (except Jewelry and Silverware), and Allied Services to Manufacturers

Bolt, Nut, Screw, Rivet, and Washer Manufacturing

Machine Shops, Precision Turned Product Manufacturing, Bolt, Nut, Screw, Rivet, and Washer Manufacturing, Machine Tool (Metal Cutting Types) Manufacturing, Machine Tool (Metal Forming Types) Manufacturing

Metal Heat Treating

Bolt, Nut, Screw, Rivet, and Washer Manufacturing

Other Metal Container Manufacturing

Machine Shops, Other Metal Valve and Pipe Fitting Manufacturing, All Other Miscellaneous Fabricated Metal Product Manufacturing

Steel Investment Foundries, Metal Stamping, Machine Tool (Metal Cutting Types) Manufacturing

Other Foundation, Structure, and Building Exterior Contractors, Plumbing, Heating, and Air-Conditioning Contractors, Fabricated Pipe and Pipe Fitting Manufacturing, All Other Miscellaneous Fabricated Metal Product Manufacturing, Engineering Services