Explanatory notes
… of general use as defined in Note 2 to Section XV, e.g., screws (bridge, crown, dial, ratchet, click, end‑stone cap … or measuring or precision instruments (springs, trains, jewels, hands, etc.) fall in this heading (see Chapter Note … rhodium‑plated, silvered, gilded, varnished, etc., or jewelled. Subject to the above provisions, the principal …