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.
Shoe Sewing Machines.
Possible NAICS Codes
333249 – Other Industrial Machinery Manufacturing
451130 – Sewing, Needlework, and Piece Goods Stores
333318 – Other Commercial and Service Industry Machinery Manufacturing
811310 – Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance
423830 – Industrial Machinery and Equipment Merchant Wholesalers
333999 – All Other Miscellaneous General Purpose Machinery Manufacturing
314999 – All Other Miscellaneous Textile Product Mills
811490 – Other Personal and Household Goods Repair and Maintenance
444130 – Hardware Stores
423840 – Industrial Supplies Merchant Wholesalers