… instruments (for example, drafting machines, pantographs, protractors, drawing sets, slide rules, disc calculators); … example, measuring rods and tapes, micrometers, callipers), not specified or included elsewhere in this Chapter. …
Explanatory notes
… instruments (for example, drafting machines, pantographs, protractors, drawing sets, slide rules, disc calculators); … tables and machines, whether or not automatic 9017.20 ‑ Other drawing, marking‑out or mathematical calculating …