Machine Shops, Aircraft Engine and Engine Parts Manufacturing

Electroplating, Plating, Polishing, Anodizing, and Coloring

All Other Plastics Product Manufacturing, Hardware Manufacturing, Machine Shops, Precision Turned Product Manufacturing, Ammunition (except Small Arms) Manufacturing

All Other Specialty Trade Contractors, Ornamental and Architectural Metal Work Manufacturing

Ornamental and Architectural Metal Work Manufacturing, Other Fabricated Wire Product Manufacturing, All Other Miscellaneous Fabricated Metal Product Manufacturing, Metal Service Centers and Other Metal Merchant Wholesalers

Other Electric Power Generation, Power and Communication Line and Related Structures Construction, Highway, Street, and Bridge Construction, Other Heavy and Civil Engineering Construction, Structural Steel and Precast Concrete Contractors

Machine Shops

Rubber and Plastics Hoses and Belting Manufacturing, Ball and Roller Bearing Manufacturing, Mechanical Power Transmission Equipment Manufacturing

Sheet Metal Work Manufacturing

Metal Coating, Engraving (except Jewelry and Silverware), and Allied Services to Manufacturers

Metal Coating, Engraving (except Jewelry and Silverware), and Allied Services to Manufacturers, Cutting Tool and Machine Tool Accessory Manufacturing

Canvas and Related Product Mills, Ornamental and Architectural Metal Work Manufacturing, Watch, Clock, and Part Manufacturing

Iron and Steel Pipe and Tube Manufacturing from Purchased Steel, Iron Foundries, Fabricated Pipe and Pipe Fitting Manufacturing, Metal Service Centers and Other Metal Merchant Wholesalers, Plumbing and Heating Equipment and Supplies (Hydronics) Merchant Wholesalers

Hardware Manufacturing

Fabricated Structural Metal Manufacturing, Plate Work Manufacturing, Sheet Metal Work Manufacturing, Ornamental and Architectural Metal Work Manufacturing

Hand and Edge Tool Manufacturing, Machine Shops, All Other Miscellaneous Fabricated Metal Product Manufacturing, Plastics and Rubber Industry Machinery Manufacturing, Semiconductor Machinery Manufacturing

Steel Wire Drawing, Ornamental and Architectural Metal Work Manufacturing, Food Product Machinery Manufacturing, Air and Gas Compressor Manufacturing

Paint and Coating Manufacturing, Metal Heat Treating, Metal Coating, Engraving (except Jewelry and Silverware), and Allied Services to Manufacturers, Electroplating, Plating, Polishing, Anodizing, and Coloring

Nursery and Tree Production, Hand and Edge Tool Manufacturing

Fluid Power Valve and Hose Fitting Manufacturing