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.
Electrolytic Grinding Machines.
Possible NAICS Codes
333517 – Machine Tool Manufacturing
333318 – Other Commercial and Service Industry Machinery Manufacturing
333991 – Power-Driven Handtool Manufacturing
333515 – Cutting Tool and Machine Tool Accessory Manufacturing
333249 – Other Industrial Machinery Manufacturing
332710 – Machine Shops
333120 – Construction Machinery Manufacturing
423710 – Hardware Merchant Wholesalers
334118 – Computer Terminal and Other Computer Peripheral Equipment Manufacturing
333999 – All Other Miscellaneous General Purpose Machinery Manufacturing