This means that you'll be able to search for NAICS codes directly (if that's your jam). We'll do the math; let's make better data on public procurement together.
Equipment and Materials Testing: Hardware and Abrasives
Possible NAICS Codes
811210 – Electronic and Precision Equipment Repair and Maintenance
541380 – Testing Laboratories and Services
334610 – Manufacturing and Reproducing Magnetic and Optical Media
334511 – Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing
332510 – Hardware Manufacturing