N4 Standards

N4 Standards is also listed under the following categories: Standard Yellow Pages Heading (SYPH) Categories:

• Machine Shops Cnc Machining

North American Industry Classification System (NAICS) Categories:

• Commercial And Industrial Machinery And Equipment (Except Automotive And Electronic) Repair And Maintenance > Machine Shop & Tool Repair > Machine Shops

Standard Industry Classification (SIC) Categories:

• Repair Shops And Related Services, Nec > Machine Shop & Tool Repair > Machine Shops