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.
Gun Rifling Machines Speed Lathes.
Possible NAICS Codes
333517 – Machine Tool Manufacturing
333515 – Cutting Tool and Machine Tool Accessory Manufacturing
332510 – Hardware Manufacturing
332216 – Saw Blade and Handtool Manufacturing
332710 – Machine Shops
444140 – Hardware Retailers
423830 – Industrial Machinery and Equipment Merchant Wholesalers
333998 – All Other Miscellaneous General Purpose Machinery Manufacturing
333514 – Special Die and Tool, Die Set, Jig, and Fixture Manufacturing
333248 – All Other Industrial Machinery Manufacturing